File:Patent-US-2241850.pdf
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Original file (1,159 × 1,704 pixels, file size: 247 KB, MIME type: application/pdf, 4 pages)
Dettagli
| Inventor |
William J. Gillet, Victor C. Sharp |
|---|---|
| Assignee |
W. A. Sheaffer Pen Company |
| Country |
US |
| Application N° |
306264 |
| Application Date |
1939-11-27 |
| Patent N° |
2241850 |
| Brevettato |
1941-05-13 |
| Priorità |
1939-11-27 |
| Brand | |
| Title |
Pressure bar for fountain pens |
| Description |
Riferimenti esterni
Informazioni
Brevetto per una modalità di costruzione della barra di pressione per una variante di caricamento a levetta.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:39, 15 July 2012 |  | 1,159 × 1,704, 4 pages (247 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=William J. Gillet, Victor C. Sharp |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=306264 |ApplicationDate=1939-11-27 |PatentNum=2241850 |PatentDate=1941-05-13 |PriorityDate=1939-11-27 |Titolo=Pressure bar for fo... |
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