File:Patent-US-2581740.pdf
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Dettagli
| Inventor |
Russell T. Wing |
|---|---|
| Assignee |
Russell T. Wing |
| Country |
US |
| Application N° |
657509 |
| Application Date |
1946-03-27 |
| Patent N° |
2581740 |
| Brevettato |
1952-01-08 |
| Priorità |
1946-03-27 |
| Brand | |
| Title |
Fountain pen |
| Description |
Stilografica a china |
Riferimenti esterni
Informazioni
Brevetto per una stilografica a china. Riferimenti a richiesta n° 26898 del 1948-05-13 e nº US-2509465; nº US-427444, nº US-576949, nº US-586979, nº US-758934, nº US-1242062, nº US-1501761, nº US-2128456, nº US-2195430, nº US-2289998 e nº US-2360297; ed inoltre nº DE-322353. Attribuito in forma dubitativa alla Parker per cui l'inventore ha lavorato ed ha assegnato direttamente vari brevetti.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 23:48, 7 July 2012 |  | 1,159 × 1,704, 8 pages (410 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Russel T. Wing |Assignee=Russel T. Wing |Country=US |ApplicationNum=657509 |ApplicationDate=1946-03-27 |PatentNum=2581740 |PatentDate=1952-01-08 |PriorityDate=1946-03-27 |Titolo=Fountain pen |Marca=Unbranded |Descrizione=Stilogra... |
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