CA230292A - Taille-craie - Google Patents

Taille-craie

Info

Publication number
CA230292A
CA230292A CA230292A CA230292DA CA230292A CA 230292 A CA230292 A CA 230292A CA 230292 A CA230292 A CA 230292A CA 230292D A CA230292D A CA 230292DA CA 230292 A CA230292 A CA 230292A
Authority
CA
Canada
Prior art keywords
chalk sharpener
sharpener
chalk
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
CA230292A
Other languages
English (en)
Inventor
E. Mengel Charles
Waisman Abraham
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 CA230292A publication Critical patent/CA230292A/fr
Expired legal-status Critical Current

Links

CA230292A Taille-craie Expired CA230292A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA230292T

Publications (1)

Publication Number Publication Date
CA230292A true CA230292A (fr) 1923-04-10

Family

ID=35127665

Family Applications (1)

Application Number Title Priority Date Filing Date
CA230292A Expired CA230292A (fr) Taille-craie

Country Status (1)

Country Link
CA (1) CA230292A (fr)

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