CA145369A - Mecanisme de planche a dessin - Google Patents

Mecanisme de planche a dessin

Info

Publication number
CA145369A
CA145369A CA000145369A CA145369DA CA145369A CA 145369 A CA145369 A CA 145369A CA 000145369 A CA000145369 A CA 000145369A CA 145369D A CA145369D A CA 145369DA CA 145369 A CA145369 A CA 145369A
Authority
CA
Canada
Prior art keywords
drawing board
board mechanism
board
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
CA000145369A
Other languages
English (en)
Inventor
Elmer Ellsworth Barnard
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA145369A publication Critical patent/CA145369A/fr
Expired legal-status Critical Current

Links

CA000145369A 1912-03-29 1912-03-29 Mecanisme de planche a dessin Expired CA145369A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA145369T 1912-03-29

Publications (1)

Publication Number Publication Date
CA145369A true CA145369A (fr) 1913-01-21

Family

ID=45265084

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000145369A Expired CA145369A (fr) 1912-03-29 1912-03-29 Mecanisme de planche a dessin

Country Status (1)

Country Link
CA (1) CA145369A (fr)

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