FR835635A - Crayon porte-mines - Google Patents

Crayon porte-mines

Info

Publication number: FR835635A
Authority: FR; France
Prior art keywords: mechanical pencil; pencil; mechanical
Prior art date: 1938-03-23
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

Piotr Stanislav Ossowski

Jerzy Stefan Ossowski

Jan Wilk

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.)

1938-03-23

Filing date

1938-03-23

Publication date

1938-12-27

1938-03-23 Application filed filed Critical

1938-12-27 Application granted granted Critical

1938-12-27 Publication of FR835635A publication Critical patent/FR835635A/fr

Status Expired legal-status Critical Current

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
- B43K21/06—Writing-core feeding mechanisms with the writing-cores fed by means sliding in longitudinally-slotted casings

FR835635D 1938-03-23 1938-03-23 Crayon porte-mines Expired FR835635A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR835635T		1938-03-23

Publications (1)

Publication Number	Publication Date
FR835635A true FR835635A (fr)	1938-12-27

Family

ID=9297723

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR835635D Expired FR835635A (fr)	1938-03-23	1938-03-23	Crayon porte-mines

Country Status (1)

Country	Link
FR (1)	FR835635A (fr)

1938
- 1938-03-23 FR FR835635D patent/FR835635A/fr not_active Expired

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