CA195659A - Instrument de dessin - Google Patents

Instrument de dessin

Info

Publication number
CA195659A
CA195659A CA195659DA CA195659A CA 195659 A CA195659 A CA 195659A CA 195659D A CA195659D A CA 195659DA CA 195659 A CA195659 A CA 195659A
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
Other languages
English (en)
Inventor
William R. Pearson
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.)
COVERY HARRY G
Original Assignee
COVERY HARRY G
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 COVERY HARRY G filed Critical COVERY HARRY G
Application granted granted Critical
Publication of CA195659A publication Critical patent/CA195659A/fr
Expired legal-status Critical Current

Links

CA195659D 1919-11-28 1919-11-28 Instrument de dessin Expired CA195659A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA195659T 1919-11-28

Publications (1)

Publication Number Publication Date
CA195659A true CA195659A (fr) 1919-12-30

Family

ID=45315310

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195659D Expired CA195659A (fr) 1919-11-28 1919-11-28 Instrument de dessin

Country Status (1)

Country Link
CA (1) CA195659A (fr)

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