CA388601A - Crayon a echange de la mine - Google Patents

Crayon a echange de la mine

Info

Publication number
CA388601A
CA388601A CA388601A CA388601DA CA388601A CA 388601 A CA388601 A CA 388601A CA 388601 A CA388601 A CA 388601A CA 388601D A CA388601D A CA 388601DA CA 388601 A CA388601 A CA 388601A
Authority
CA
Canada
Prior art keywords
lead pencil
interchangeable lead
interchangeable
pencil
lead
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
CA388601A
Other languages
English (en)
Inventor
Fend Kurt
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 CA388601A publication Critical patent/CA388601A/fr
Expired legal-status Critical Current

Links

CA388601A Crayon a echange de la mine Expired CA388601A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA388601T

Publications (1)

Publication Number Publication Date
CA388601A true CA388601A (fr) 1940-05-07

Family

ID=35393786

Family Applications (1)

Application Number Title Priority Date Filing Date
CA388601A Expired CA388601A (fr) Crayon a echange de la mine

Country Status (1)

Country Link
CA (1) CA388601A (fr)

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