CA761656A - Computing perspective drafting machine - Google Patents

Computing perspective drafting machine

Info

Publication number
CA761656A
CA761656A CA761656A CA761656DA CA761656A CA 761656 A CA761656 A CA 761656A CA 761656 A CA761656 A CA 761656A CA 761656D A CA761656D A CA 761656DA CA 761656 A CA761656 A CA 761656A
Authority
CA
Canada
Prior art keywords
drafting machine
computing perspective
perspective drafting
computing
machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA761656A
Inventor
O. Mccartney Talmage
E. Dewey Donald
H. Hartman Charles
D. Horn Robert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PERSPECTIVE
Original Assignee
PERSPECTIVE
Publication date
Application granted granted Critical
Publication of CA761656A publication Critical patent/CA761656A/en
Expired legal-status Critical Current

Links

CA761656A Computing perspective drafting machine Expired CA761656A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA761656T

Publications (1)

Publication Number Publication Date
CA761656A true CA761656A (en) 1967-06-27

Family

ID=36198775

Family Applications (1)

Application Number Title Priority Date Filing Date
CA761656A Expired CA761656A (en) Computing perspective drafting machine

Country Status (1)

Country Link
CA (1) CA761656A (en)

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