FR441605A - Crayon perfectionné - Google Patents
Crayon perfectionnéInfo
- Publication number
- FR441605A FR441605A FR441605DA FR441605A FR 441605 A FR441605 A FR 441605A FR 441605D A FR441605D A FR 441605DA FR 441605 A FR441605 A FR 441605A
- Authority
- FR
- France
- Prior art keywords
- pencil
- advanced
- advanced pencil
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR441605T | 1912-03-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR441605A true FR441605A (fr) | 1912-08-12 |
Family
ID=1482847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR441605D Expired FR441605A (fr) | 1912-03-21 | 1912-03-21 | Crayon perfectionné |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR441605A (fr) |
-
1912
- 1912-03-21 FR FR441605D patent/FR441605A/fr not_active Expired
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