FR559867A - Porte-mine perfectionné - Google Patents
Porte-mine perfectionnéInfo
- Publication number
- FR559867A FR559867A FR559867DA FR559867A FR 559867 A FR559867 A FR 559867A FR 559867D A FR559867D A FR 559867DA FR 559867 A FR559867 A FR 559867A
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR559867T | 1922-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR559867A true FR559867A (fr) | 1923-09-22 |
Family
ID=8942517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR559867D Expired FR559867A (fr) | 1922-03-09 | 1922-03-09 | Porte-mine perfectionné |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR559867A (fr) |
-
1922
- 1922-03-09 FR FR559867D patent/FR559867A/fr not_active Expired
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