FR544866A - Porte-mines mécanique - Google Patents

Porte-mines mécanique

Info

Publication number
FR544866A
FR544866A FR544866DA FR544866A FR 544866 A FR544866 A FR 544866A FR 544866D A FR544866D A FR 544866DA FR 544866 A FR544866 A FR 544866A
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wahl Co
Original Assignee
Wahl Co
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 by Wahl Co filed Critical Wahl Co
Application granted granted Critical
Publication of FR544866A publication Critical patent/FR544866A/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
FR544866D 1921-11-22 1921-12-06 Porte-mines mécanique Expired FR544866A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB31237/21A GB191901A (en) 1921-11-22 1921-11-22 Mechanical pencils
FR544866T 1921-12-06

Publications (1)

Publication Number Publication Date
FR544866A true FR544866A (fr) 1922-10-02

Family

ID=10320089

Family Applications (1)

Application Number Title Priority Date Filing Date
FR544866D Expired FR544866A (fr) 1921-11-22 1921-12-06 Porte-mines mécanique

Country Status (2)

Country Link
FR (1) FR544866A (fr)
GB (1) GB191901A (fr)

Also Published As

Publication number Publication date
GB191901A (en) 1923-01-25

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