FR57628E - Mechanical pencil - Google Patents

Mechanical pencil

Info

Publication number
FR57628E
FR57628E FR57628DA FR57628E FR 57628 E FR57628 E FR 57628E FR 57628D A FR57628D A FR 57628DA FR 57628 E FR57628 E FR 57628E
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
French (fr)
Inventor
Rene-Jean-Georges Steiner
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 FR57628E publication Critical patent/FR57628E/en
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
FR57628D 1947-07-28 1947-07-28 Mechanical pencil Expired FR57628E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR57628T 1947-07-28

Publications (1)

Publication Number Publication Date
FR57628E true FR57628E (en) 1953-03-17

Family

ID=8691661

Family Applications (1)

Application Number Title Priority Date Filing Date
FR57628D Expired FR57628E (en) 1947-07-28 1947-07-28 Mechanical pencil

Country Status (1)

Country Link
FR (1) FR57628E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4844639A (en) * 1987-10-21 1989-07-04 Chao Wen Kwei Push-type writing instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4844639A (en) * 1987-10-21 1989-07-04 Chao Wen Kwei Push-type writing instrument

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