File:Patent-US-2056055.pdf
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Dettagli
| Inventor |
Edward Stephen Sears |
|---|---|
| Assignee |
Mabie, Todd & Company Limited |
| Country |
US |
| Application N° |
44579 |
| Application Date |
1935-10-11 |
| Patent N° |
2056055 |
| Brevettato |
1936-09-29 |
| Priorità |
1934-10-31 |
| Brand | |
| Title |
Self filling fountain pen |
| Description |
Caricamento Visofil |
Riferimenti esterni
Informazioni
Brevetto per un sistema di caricamento con visualizzazione del livello di inchiostro, prima versione del Visofil. Priorità dal brevetto inglese. Stessa invenzione di nº GB-451275. Stessa invenzione di nº CH-187720. Stessa invenzione di nº FR-795964. Stessa invenzione di nº AT-148396.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:33, 23 July 2012 |  | 1,159 × 1,704, 4 pages (176 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Edward Stephen Sears |Assignee=Mabie, Todd and Company |Country=US |ApplicationNum=44579 |ApplicationDate=1935-10-11 |PatentNum=2056055 |PatentDate=1936-09-29 |PriorityDate=1934-10-31 |Titolo=Self filling fountain pen |Marca=Swan... |
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