File:Patent-US-2241865.pdf
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Original file (1,159 × 1,704 pixels, file size: 535 KB, MIME type: application/pdf, 7 pages)
Dettagli
| Inventor |
Lynn P. Martin, Herman K. Stempel |
|---|---|
| Assignee |
W. A. Sheaffer Pen Company |
| Country |
US |
| Application N° |
311352 |
| Application Date |
1939-12-28 |
| Patent N° |
2241865 |
| Brevettato |
1941-05-13 |
| Priorità |
1939-12-28 |
| Brand | |
| Title |
Fountain pen |
| Description |
Riferimenti esterni
Informazioni
Brevetto di un alimentatore in grado di compensare variazioni di pressione.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:19, 10 July 2012 |  | 1,159 × 1,704, 7 pages (535 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Lynn P. Martin, Herman K. Stempel |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=311352 |ApplicationDate=1939-12-28 |PatentNum=2241865 |PatentDate=1941-05-13 |PriorityDate=1939-12-28 |Titolo=Fountain pen |Marca=... |
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