FR657159A - Porte-mine perfectionné - Google Patents
Porte-mine perfectionnéInfo
- Publication number
- FR657159A FR657159A FR657159DA FR657159A FR 657159 A FR657159 A FR 657159A FR 657159D A FR657159D A FR 657159DA FR 657159 A FR657159 A FR 657159A
- Authority
- FR
- France
- Prior art keywords
- mechanical pencil
- advanced mechanical
- advanced
- 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
- B43K21/027—Writing-core feeding mechanisms with sliding tubelike writing-core guide
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR657159T | 1928-07-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR657159A true FR657159A (fr) | 1929-05-17 |
Family
ID=9008241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR657159D Expired FR657159A (fr) | 1928-07-07 | 1928-07-07 | Porte-mine perfectionné |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR657159A (fr) |
-
1928
- 1928-07-07 FR FR657159D patent/FR657159A/fr not_active Expired
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