CA534757A - Crayon mecanique - Google Patents

Crayon mecanique

Info

Publication number
CA534757A
CA534757A CA534757A CA534757DA CA534757A CA 534757 A CA534757 A CA 534757A CA 534757 A CA534757 A CA 534757A CA 534757D A CA534757D A CA 534757DA CA 534757 A CA534757 A CA 534757A
Authority
CA
Canada
Prior art keywords
mechanical pencil
pencil
mechanical
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
CA534757A
Other languages
English (en)
Inventor
R. Custin Gilbert
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 CA534757A publication Critical patent/CA534757A/fr
Expired legal-status Critical Current

Links

CA534757A Crayon mecanique Expired CA534757A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA534757T

Publications (1)

Publication Number Publication Date
CA534757A true CA534757A (fr) 1956-12-25

Family

ID=35689380

Family Applications (1)

Application Number Title Priority Date Filing Date
CA534757A Expired CA534757A (fr) Crayon mecanique

Country Status (1)

Country Link
CA (1) CA534757A (fr)

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