FR544866A - Porte-mines mécanique - Google Patents
Porte-mines mécaniqueInfo
- 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
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
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) |
-
1921
- 1921-11-22 GB GB31237/21A patent/GB191901A/en not_active Expired
- 1921-12-06 FR FR544866D patent/FR544866A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB191901A (en) | 1923-01-25 |
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