FR747995A - Mécanisme de porte-mine automatique - Google Patents

Mécanisme de porte-mine automatique

Info

Publication number
FR747995A
FR747995A FR747995DA FR747995A FR 747995 A FR747995 A FR 747995A FR 747995D A FR747995D A FR 747995DA FR 747995 A FR747995 A FR 747995A
Authority
FR
France
Prior art keywords
mechanical pencil
automatic mechanical
automatic
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
Albert Perret
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 FR747995A publication Critical patent/FR747995A/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
    • B43K21/16—Writing-core feeding mechanisms with stepwise feed of writing-cores
FR747995D 1932-12-23 1932-12-23 Mécanisme de porte-mine automatique Expired FR747995A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR747995T 1932-12-23

Publications (1)

Publication Number Publication Date
FR747995A true FR747995A (fr) 1933-06-27

Family

ID=9148241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR747995D Expired FR747995A (fr) 1932-12-23 1932-12-23 Mécanisme de porte-mine automatique

Country Status (1)

Country Link
FR (1) FR747995A (fr)

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