CA406141A - Instrument de dessin - Google Patents

Instrument de dessin

Info

Publication number
CA406141A
CA406141A CA406141A CA406141DA CA406141A CA 406141 A CA406141 A CA 406141A CA 406141 A CA406141 A CA 406141A CA 406141D A CA406141D A CA 406141DA CA 406141 A CA406141 A CA 406141A
Authority
CA
Canada
Prior art keywords
drafting instrument
drafting
instrument
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
CA406141A
Other languages
English (en)
Inventor
William Carlton Edward
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA406141A publication Critical patent/CA406141A/fr
Expired legal-status Critical Current

Links

CA406141A Instrument de dessin Expired CA406141A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA406141T

Publications (1)

Publication Number Publication Date
CA406141A true CA406141A (fr) 1942-07-21

Family

ID=35417441

Family Applications (1)

Application Number Title Priority Date Filing Date
CA406141A Expired CA406141A (fr) Instrument de dessin

Country Status (1)

Country Link
CA (1) CA406141A (fr)

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