FR967873A - Improvements to mechanical pencils - Google Patents
Improvements to mechanical pencilsInfo
- Publication number
- FR967873A FR967873A FR967873DA FR967873A FR 967873 A FR967873 A FR 967873A FR 967873D A FR967873D A FR 967873DA FR 967873 A FR967873 A FR 967873A
- Authority
- FR
- France
- Prior art keywords
- mechanical pencils
- pencils
- 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
- B43K21/22—Writing-cores gripping means, e.g. chucks
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR967873T | 1948-06-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR967873A true FR967873A (en) | 1950-11-14 |
Family
ID=9500915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR967873D Expired FR967873A (en) | 1948-06-21 | 1948-06-21 | Improvements to mechanical pencils |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR967873A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE957460C (en) * | 1953-12-29 | 1957-01-31 | Faber Castell A W | Lead holder for flat leads |
US4844639A (en) * | 1987-10-21 | 1989-07-04 | Chao Wen Kwei | Push-type writing instrument |
-
1948
- 1948-06-21 FR FR967873D patent/FR967873A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE957460C (en) * | 1953-12-29 | 1957-01-31 | Faber Castell A W | Lead holder for flat leads |
US4844639A (en) * | 1987-10-21 | 1989-07-04 | Chao Wen Kwei | Push-type writing instrument |
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