File:Patent-US-2871825.pdf
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Dettagli
| Inventor |
Ryujiro Uchida, Chuji Kurihara |
|---|---|
| Assignee |
Pairotto Man-Nen-Hitsu Kabushiki Kaisha |
| Country |
US |
| Application N° |
631758 |
| Application Date |
1956-12-31 |
| Patent N° |
2871825 |
| Brevettato |
1959-02-03 |
| Priorità |
1956-01-18 |
| Brand | |
| Title |
Fountain pen |
| Description |
Gruppo pennino e Switch filler |
Riferimenti esterni
Informazioni
Brevetto per il gruppo pennino ed il particolare sistema di caricamento (denominato in ambito anglosassone switch filler), utilizzati dalla Pilot per la linea Super. Priorità da brevetto giapponese. Stessa invenzione di nº FR-1171431. Stessa invenzione di nº GB-809236. Riferimenti a nº US-2158615 e nº US-2766728; ed inoltre nº FR-628272, nº FR-1119961.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 23:11, 12 July 2012 |  | 1,159 × 1,704, 5 pages (245 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Ryujiro Uchida, Chuji Kurihara |Assignee=Pairotto Man-Nen-Hitsu Kabushiki Kaisha |Country=US |ApplicationNum=631758 |ApplicationDate=1956-12-31 |PatentNum=2871825 |PatentDate=1959-02-03 |PriorityDate=1956-01-18 |Titolo=Fountain ... |
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