FR571969A - Mechanical pencil - Google Patents
Mechanical pencilInfo
- Publication number
- FR571969A FR571969A FR571969DA FR571969A FR 571969 A FR571969 A FR 571969A FR 571969D A FR571969D A FR 571969DA FR 571969 A FR571969 A FR 571969A
- 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 |
---|---|---|---|
FR571969T | 1923-10-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR571969A true FR571969A (en) | 1924-05-27 |
Family
ID=8950939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR571969D Expired FR571969A (en) | 1923-10-15 | 1923-10-15 | Mechanical pencil |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR571969A (en) |
-
1923
- 1923-10-15 FR FR571969D patent/FR571969A/en not_active Expired
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