File:Patent-US-3399946.pdf
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Dettagli
| Inventor |
Sadao Tokorozawa, Katsuji Iwasaki, Yoshio Aoki |
|---|---|
| Assignee |
Pilot Man-Nen Hitsu Kabushiki Kaisha |
| Country |
US |
| Application N° |
559448 |
| Application Date |
1966-06-22 |
| Patent N° |
3399946 |
| Brevettato |
1968-09-03 |
| Priorità |
1966-02-25 |
| Brand | |
| Title |
Retractable-nib, capless fountain pen |
| Description |
Meccanismo della Capless |
Riferimenti esterni
Informazioni
Brevetto per una versione del meccanismo della Capless. Priorità da brevetto giapponese. Riferimenti a nº US-2401711, nº US-2479414, nº US-2590943, nº US-3203403, nº US-3280797 e nº US-3292593.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:41, 13 July 2012 |  | 1,159 × 1,704, 7 pages (398 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Sadao Tokorozawa, Katsuji Iwasaki, Yoshio Aoki |Assignee=Pilot Man-Nen Hitsu Kabushiki Kaisha |Country=US |ApplicationNum=559448 |ApplicationDate=1966-06-22 |PatentNum=3399946 |PatentDate=1968-09-03 |PriorityDate=1966-02-25 |Tito... |
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