FR942661A - Porte-mine automatique à compression d'air - Google Patents

Porte-mine automatique à compression d'air

Info

Publication number
FR942661A
FR942661A FR942661DA FR942661A FR 942661 A FR942661 A FR 942661A FR 942661D A FR942661D A FR 942661DA FR 942661 A FR942661 A FR 942661A
Authority
FR
France
Prior art keywords
air compression
mechanical pencil
automatic mechanical
automatic
pencil
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
Eugene-Auguste Guinet
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 FR942661A publication Critical patent/FR942661A/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
FR942661D 1947-03-05 1947-03-05 Porte-mine automatique à compression d'air Expired FR942661A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR942661T 1947-03-05

Publications (1)

Publication Number Publication Date
FR942661A true FR942661A (fr) 1949-02-15

Family

ID=9470989

Family Applications (1)

Application Number Title Priority Date Filing Date
FR942661D Expired FR942661A (fr) 1947-03-05 1947-03-05 Porte-mine automatique à compression d'air

Country Status (1)

Country Link
FR (1) FR942661A (fr)

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