FR535960A - Mechanical pencil - Google Patents
Mechanical pencilInfo
- Publication number
- FR535960A FR535960A FR535960DA FR535960A FR 535960 A FR535960 A FR 535960A FR 535960D A FR535960D A FR 535960DA FR 535960 A FR535960 A FR 535960A
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR535960T | 1921-05-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR535960A true FR535960A (en) | 1922-04-24 |
Family
ID=8926500
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR535960D Expired FR535960A (en) | 1921-05-24 | 1921-05-24 | Mechanical pencil |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR535960A (en) |
-
1921
- 1921-05-24 FR FR535960D patent/FR535960A/en not_active Expired
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