CA101791A - Crayon de mine de plomb - Google Patents

Crayon de mine de plomb

Info

Publication number
CA101791A
CA101791A CA000101791A CA101791DA CA101791A CA 101791 A CA101791 A CA 101791A CA 000101791 A CA000101791 A CA 000101791A CA 101791D A CA101791D A CA 101791DA CA 101791 A CA101791 A CA 101791A
Authority
CA
Canada
Prior art keywords
lead pencil
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
CA000101791A
Other languages
English (en)
Inventor
Edward Penkala
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 CA101791A publication Critical patent/CA101791A/fr
Expired legal-status Critical Current

Links

CA000101791A 1906-05-29 1906-05-29 Crayon de mine de plomb Expired CA101791A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA101791T 1906-05-29

Publications (1)

Publication Number Publication Date
CA101791A true CA101791A (fr) 1906-10-30

Family

ID=45221519

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000101791A Expired CA101791A (fr) 1906-05-29 1906-05-29 Crayon de mine de plomb

Country Status (1)

Country Link
CA (1) CA101791A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9226539B2 (en) 2010-07-13 2016-01-05 Sport Maska Inc. Helmet with rigid shell and adjustable liner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9226539B2 (en) 2010-07-13 2016-01-05 Sport Maska Inc. Helmet with rigid shell and adjustable liner

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