File:Patent-US-1917423.pdf
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Original file (1,159 × 1,704 pixels, file size: 254 KB, MIME type: application/pdf, 4 pages)
Dettagli
| Inventor |
Andreas Bienenstein |
|---|---|
| Assignee |
The Conklin Pen Manufacturing Company |
| Country |
US |
| Application N° |
422129 |
| Application Date |
1930-01-20 |
| Patent N° |
1917423 |
| Brevettato |
1933-07-11 |
| Priorità |
1930-01-20 |
| Brand | |
| Title |
Plunger type pen |
| Description |
Base stiloforo |
Riferimenti esterni
Informazioni
Brevetto per una base per stiloforo.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:28, 24 June 2012 |  | 1,159 × 1,704, 4 pages (254 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Andreas Bienenstein |Assignee=The Conklin Pen Manufacturing Company |Country=US |ApplicationNum=422129 |ApplicationDate=1930-01-20 |PatentNum=1917423 |PatentDate=1933-07-11 |PriorityDate=1930-01-20 |Titolo=Plunger type pen |Marca... |
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