FR772755A - Porte-mine - Google Patents
Porte-mineInfo
- Publication number
- FR772755A FR772755A FR772755DA FR772755A FR 772755 A FR772755 A FR 772755A FR 772755D A FR772755D A FR 772755DA FR 772755 A FR772755 A FR 772755A
- 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
- B43K21/16—Writing-core feeding mechanisms with stepwise feed of writing-cores
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH772755X | 1934-03-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR772755A true FR772755A (fr) | 1934-11-06 |
Family
ID=4535548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR772755D Expired FR772755A (fr) | 1934-03-01 | 1934-05-02 | Porte-mine |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH173438A (fr) |
FR (1) | FR772755A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1087938B (de) * | 1954-07-24 | 1960-08-25 | Faber Castell A W | Fallminenfuellstift |
US4844639A (en) * | 1987-10-21 | 1989-07-04 | Chao Wen Kwei | Push-type writing instrument |
-
1934
- 1934-03-01 CH CH173438D patent/CH173438A/fr unknown
- 1934-05-02 FR FR772755D patent/FR772755A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1087938B (de) * | 1954-07-24 | 1960-08-25 | Faber Castell A W | Fallminenfuellstift |
US4844639A (en) * | 1987-10-21 | 1989-07-04 | Chao Wen Kwei | Push-type writing instrument |
Also Published As
Publication number | Publication date |
---|---|
CH173438A (fr) | 1934-11-30 |
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