FR551919A - Crayon porte-mine - Google Patents

Crayon porte-mine

Info

Publication number
FR551919A
FR551919A FR551919DA FR551919A FR 551919 A FR551919 A FR 551919A FR 551919D A FR551919D A FR 551919DA FR 551919 A FR551919 A FR 551919A
Authority
FR
France
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
Other languages
English (en)
Inventor
Louis F Dow
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 filed Critical
Application granted granted Critical
Publication of FR551919A publication Critical patent/FR551919A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/02—Writing-core feeding mechanisms
FR551919D 1922-05-23 1922-05-23 Crayon porte-mine Expired FR551919A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR551919T 1922-05-23

Publications (1)

Publication Number Publication Date
FR551919A true FR551919A (fr) 1923-04-17

Family

ID=8937213

Family Applications (1)

Application Number Title Priority Date Filing Date
FR551919D Expired FR551919A (fr) 1922-05-23 1922-05-23 Crayon porte-mine

Country Status (1)

Country Link
FR (1) FR551919A (fr)

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