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CA680580A - Drafting apparatus - Google Patents

Drafting apparatus

Info

Publication number
CA680580A
CA680580A CA680580A CA680580DA CA680580A CA 680580 A CA680580 A CA 680580A CA 680580 A CA680580 A CA 680580A CA 680580D A CA680580D A CA 680580DA CA 680580 A CA680580 A CA 680580A
Authority
CA
Canada
Prior art keywords
drafting apparatus
drafting
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
CA680580A
Inventor
B. Kingsbury Chadwick
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.)
North American Rayon Corp
Original Assignee
North American Rayon Corp
Publication date
Application granted granted Critical
Publication of CA680580A publication Critical patent/CA680580A/en
Expired legal-status Critical Current

Links

CA680580A Drafting apparatus Expired CA680580A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA680580T

Publications (1)

Publication Number Publication Date
CA680580A true CA680580A (en) 1964-02-18

Family

ID=35981660

Family Applications (1)

Application Number Title Priority Date Filing Date
CA680580A Expired CA680580A (en) Drafting apparatus

Country Status (1)

Country Link
CA (1) CA680580A (en)

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