Lesson Osdpc2 at 11:32 a.m. on Tuesday, March 22, 1983, Lesson 0divc11, Lesson 0iddpc10



Lesson 0divc10

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099534 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0divc10.
Application Title:
Basic skills mathematics: division--division skills 7, tutorial lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading

Copyrights records by Control Data Corporation

Lesson 0iddpc10

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099535 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0iddpc10.
Application Title:
Basic skills mathematics: division--division skills 7, drill and practice lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics

Lesson 0divc5

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099536 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0divc5.
Application Title:
Basic skills mathematics: division--division skills 2, tutorial lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
2 printouts.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading

Lesson 0iddpc5

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099537 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0iddpc5.
Application Title:
Basic skills mathematics: division--division skills 2, drill and practice lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics

Lesson 0divc6

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099538 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0divc6.
Application Title:
Basic skills mathematics: division--division skills 3, tutorial lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Basic algebra student workbook

Lesson 0iddpc6

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099539 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0iddpc6.
Application Title:
Basic skills mathematics: division--division skills 3, drill and practice lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Magnetic tape

Lesson 0iddpc11

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099540 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0iddpc11.
Application Title:
Basic skills mathematics: division--division skills 8, drill and practice lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics

Lesson 0iddpc2

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099543 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0iddpc2.
Application Title:
Basic skills mathematics: division--meaning of division 2 drill and practice lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading: making new words. Cluster 10 progress check. By Control Data Corporation

Lesson 0adpc8

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099545 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0adpc8.
Application Title:
Basic skills mathematics: addition--addition skills 4 drill and practice lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: addition, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [LDEC chemistry I

Lesson 0adpc7

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099546 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0adpc7.
Application Title:
Basic skills mathematics: add[i]tion--addition skills 3 drill and practice lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: addition, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading

Lesson 0divc11

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099547 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0divc11.
Application Title:
Basic skills mathematics: division--division skills 8 tutorial lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: High school skills mathematics

Lesson 0divc2

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099548 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0divc2.
Application Title:
Basic skills mathematics: division--meaning of division 2 tutorial lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [High school skills reading

Lesson 0addc8

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099549 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0addc8.
Application Title:
Basic skills mathematics: addition--addition skills 4 tutorial lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: addition, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Basic language skills

Lesson 0iddpc9

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099550 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0iddpc9.
Application Title:
Basic skills mathematics: division--division skills 6 drill and practice lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [High school skills mathematics

Lesson 0divc9

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099551 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0divc9.
Application Title:
Basic skills mathematics: division--div[i]sion skills 6 tutorial lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: division, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Basic reading skills

Lesson 0addc7

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099552 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson 0addc7.
Application Title:
Basic skills mathematics: addition--addition skills 3 tutorial lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. reg. as Basic skills mathematics: addition, 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition
Copyright Claimant:
Control Data Corporation
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [High school skills reading

1003-77

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099578 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-77.
Application Title:
Basic skills mathematics: addition--addition facts 1 tutorial lesson: file no. 1003-77.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition--addition facts 1 tutorial lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Algebra

1003-78

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099579 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-78.
Application Title:
Basic skills mathematics: addition--addition facts 1 drill and practice lesson: file no. 1003-78.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition--addition facts 1 drill and practice lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading

1003-75

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099580 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-75.
Application Title:
Basic skills mathematics: addition--meaning of addition tutorial lesson: file no. 1003-75.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition--meaning of addition tutorial lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [General educational development science--physics

1003-76

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099581 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-76.
Application Title:
Basic skills mathematics: addition--meaning of addition drill and practice lesson: file no. 1003-76.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition--meaning of addition drill and practice lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Geometry

1003-59

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099582 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-59.
Application Title:
Basic skills mathematics: division--division skills 1 tutorial lesson: file no. 1003-59.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division--division skills 1 tutorial lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [High school skills reading

1003-60

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099583 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-60.
Application Title:
Basic skills mathematics: division--division skills 1 drill and practice lesson: file no. 1003-60.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division--division skills 1 drill and practice lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Introduction to finite element structural analysis

1003-57

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099584 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-57.
Application Title:
Basic skills mathematics: division--division facts tutorial lesson: file no. 1003-57.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division--division facts tutorial lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading

1003-58

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099585 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-58.
Application Title:
Basic skills mathematics: division--division facts drill and practice lesson: file no. 1003-58.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: division--division facts drill and practice lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading

1003-52

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099586 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-52.
Application Title:
Basic skills mathematics: subtraction--subtraction skills 4 drill and practice lesson: file no. 1003-52.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: subtraction--subtraction skills 4 drill and practice lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics

1003-51

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099587 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-51.
Application Title:
Basic skills mathematics: subtraction--subtraction skills 4 tutorial lesson: file no. 1003-51.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: subtraction--subtraction skills 4 tutorial lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: What would happen if?

1003-49

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099588 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-49.
Application Title:
Basic skills mathematics: subtraction--subtraction skills 3 tutorial lesson: file no. 1003-49.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: subtraction--subtraction skills 3 tutorial lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading

1003-50

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099589 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-50.
Application Title:
Basic skills mathematics: subtraction--subtraction skills 3 drill and practice lesson: file no. 1003-50.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: subtraction--subtraction skills 3 drill and practice lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: LDEC Pascal

1003-47

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099590 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-47.
Application Title:
Basic skills mathematics: subtraction--subtraction skills 2 tutorial lesson: file no. 1003-47.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: subtraction--subtraction skills 2 tutorial lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Understanding what you read

1003-48

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099591 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-48.
Application Title:
Basic skills mathematics: subtraction--subtraction skills 2 drill and practice lesson: file no. 1003-48.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: subtraction--subtraction skills 2 drill and practice lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (139 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: The Periodic table
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