CH207534A - Druckfüllbleistift mit selbsttätiger Minenfolge. - Google Patents
Druckfüllbleistift mit selbsttätiger Minenfolge.Info
- Publication number
- CH207534A CH207534A CH207534DA CH207534A CH 207534 A CH207534 A CH 207534A CH 207534D A CH207534D A CH 207534DA CH 207534 A CH207534 A CH 207534A
- Authority
- CH
- Switzerland
- Prior art keywords
- mechanical pencil
- lead sequence
- automatic lead
- automatic
- sequence
- Prior art date
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 |
|---|---|---|---|
| DE207534X | 1937-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH207534A true CH207534A (de) | 1939-11-15 |
Family
ID=5793772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH207534D CH207534A (de) | 1937-12-20 | 1938-11-14 | Druckfüllbleistift mit selbsttätiger Minenfolge. |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH207534A (de) |
| FR (1) | FR846214A (de) |
| GB (1) | GB510132A (de) |
-
1938
- 1938-11-14 CH CH207534D patent/CH207534A/de unknown
- 1938-11-18 FR FR846214D patent/FR846214A/fr not_active Expired
- 1938-12-02 GB GB35191/38A patent/GB510132A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR846214A (fr) | 1939-09-12 |
| GB510132A (en) | 1939-07-27 |
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