FR595799A - Porte-mine perfectionné - Google Patents
Porte-mine perfectionnéInfo
- Publication number
- FR595799A FR595799A FR595799DA FR595799A FR 595799 A FR595799 A FR 595799A FR 595799D A FR595799D A FR 595799DA FR 595799 A FR595799 A FR 595799A
- 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
- B43K21/08—Writing-core feeding mechanisms with the writing-cores fed by screws
- B43K21/085—Writing-core feeding mechanisms with the writing-cores fed by screws with a threaded propelling shank
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR595799T | 1925-03-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR595799A true FR595799A (fr) | 1925-10-09 |
Family
ID=8967105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR595799D Expired FR595799A (fr) | 1925-03-25 | 1925-03-25 | Porte-mine perfectionné |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR595799A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114987087A (zh) * | 2022-06-16 | 2022-09-02 | 深圳楠凯科技有限公司 | 自动铅笔及其生产方法 |
-
1925
- 1925-03-25 FR FR595799D patent/FR595799A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114987087A (zh) * | 2022-06-16 | 2022-09-02 | 深圳楠凯科技有限公司 | 自动铅笔及其生产方法 |
CN114987087B (zh) * | 2022-06-16 | 2024-02-02 | 深圳楠凯科技有限公司 | 自动铅笔及其生产方法 |
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