CH250920A - Porte-mines. - Google Patents

Porte-mines.

Info

Publication number
CH250920A
CH250920A CH250920DA CH250920A CH 250920 A CH250920 A CH 250920A CH 250920D A CH250920D A CH 250920DA CH 250920 A CH250920 A CH 250920A
Authority
CH
Switzerland
Prior art keywords
mechanical pencils
pencils
mechanical
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Fabrique Suisse De Cra Anonyme
Original Assignee
Caran D Ache Crayons
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 Caran D Ache Crayons filed Critical Caran D Ache Crayons
Publication of CH250920A publication Critical patent/CH250920A/fr

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
    • B43K21/22—Writing-cores gripping means, e.g. chucks
CH250920D 1946-03-13 1946-03-13 Porte-mines. CH250920A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2514610X 1946-03-13

Publications (1)

Publication Number Publication Date
CH250920A true CH250920A (fr) 1947-09-30

Family

ID=4569776

Family Applications (1)

Application Number Title Priority Date Filing Date
CH250920D CH250920A (fr) 1946-03-13 1946-03-13 Porte-mines.

Country Status (3)

Country Link
US (1) US2514610A (instruction)
BE (1) BE470020A (instruction)
CH (1) CH250920A (instruction)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972637C (de) * 1953-10-23 1959-08-27 Faber Castell A W Druckfuellstift

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH306081A (fr) * 1953-01-19 1955-03-31 Caran D Ache Crayons Porte-mines.
US2868170A (en) * 1953-10-14 1959-01-13 Paper Mate Mfg Co Retractable mechanism of pinch yoke type
US11090969B2 (en) * 2019-12-23 2021-08-17 Kotobuki & Co., Ltd. Mechanical pencil

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1803794A (en) * 1924-05-08 1931-05-05 Pencil Mechanism Corp Mechanical pencil
US2078433A (en) * 1935-12-18 1937-04-27 Winter Arthur Lead feeding pencil
CH219430A (de) * 1940-04-05 1942-02-15 Osmia Fuellhalter Fabrik G M B Druckfüllbleistift.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972637C (de) * 1953-10-23 1959-08-27 Faber Castell A W Druckfuellstift

Also Published As

Publication number Publication date
US2514610A (en) 1950-07-11
BE470020A (instruction)

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