FR47912E - Perfectionnements aux porte-mine automatiques - Google Patents
Perfectionnements aux porte-mine automatiquesInfo
- Publication number
- FR47912E FR47912E FR47912DA FR47912E FR 47912 E FR47912 E FR 47912E FR 47912D A FR47912D A FR 47912DA FR 47912 E FR47912 E FR 47912E
- Authority
- FR
- France
- Prior art keywords
- automatic mechanical
- mechanical pencils
- pencils
- automatic
- 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
- B43K21/20—Writing-core feeding mechanisms with stepwise feed of writing-cores with writing-cores automatically replaced from magazines
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR47912T | 1936-04-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR47912E true FR47912E (fr) | 1937-08-23 |
Family
ID=8683330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR47912D Expired FR47912E (fr) | 1936-04-09 | 1936-04-09 | Perfectionnements aux porte-mine automatiques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR47912E (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4402418A (en) * | 1981-11-27 | 1983-09-06 | Ethyl Products Company | Tamperproof closure |
-
1936
- 1936-04-09 FR FR47912D patent/FR47912E/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4402418A (en) * | 1981-11-27 | 1983-09-06 | Ethyl Products Company | Tamperproof closure |
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