FR530263A - Porte-mine - Google Patents

Porte-mine

Info

Publication number
FR530263A
FR530263A FR530263DA FR530263A FR 530263 A FR530263 A FR 530263A FR 530263D A FR530263D A FR 530263DA FR 530263 A FR530263 A FR 530263A
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
Robert-Gustave Lefortier
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 FR530263A publication Critical patent/FR530263A/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
    • B43K21/08—Writing-core feeding mechanisms with the writing-cores fed by screws
    • B43K21/085—Writing-core feeding mechanisms with the writing-cores fed by screws with a threaded propelling shank
FR530263D 1921-01-28 1921-01-28 Porte-mine Expired FR530263A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR530263T 1921-01-28

Publications (1)

Publication Number Publication Date
FR530263A true FR530263A (fr) 1921-12-19

Family

ID=8923169

Family Applications (1)

Application Number Title Priority Date Filing Date
FR530263D Expired FR530263A (fr) 1921-01-28 1921-01-28 Porte-mine

Country Status (2)

Country Link
FR (1) FR530263A (fr)
GB (1) GB174579A (fr)

Also Published As

Publication number Publication date
GB174579A (en) 1923-02-15

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