File:Patent-US-1079228.pdf
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Dettagli
Inventor |
Alfred Farmer |
---|---|
Assignee |
Thomas De La Rue and Company |
Country |
US |
Application N° |
754040 |
Application Date |
1913-03-13 |
Patent N° |
1079228 |
Brevettato |
1913-11-18 |
Priorità |
1913-03-13 |
Brand | |
Title |
Fountain-pen |
Description |
Sistema anti-perdite |
Riferimenti esterni
Informazioni
Brevetto per un sistema di blocco dell'afflusso di inchiostro tramite un pernio nel cappuccio ed una valvola nell'alimentatore.
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current | 18:14, 31 July 2012 | 1,159 × 1,704, 2 pages (82 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Alfred Farmer |Assignee=Thomas De La Rue and Company |Country=US |ApplicationNum=754040 |ApplicationDate=1913-03-13 |PatentNum=1079228 |PatentDate=1913-11-18 |PriorityDate=1913-03-13 |Titolo=Fountain-pen |Marca=Onoto |Descrizione... |
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