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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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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