File:Patent-US-2133617.pdf
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Original file (1,159 × 1,704 pixels, file size: 216 KB, MIME type: application/pdf, 4 pages)
Dettagli
| Inventor |
Benjamin W. Hanle |
|---|---|
| Assignee |
Eagle Pencil Company |
| Country |
US |
| Application N° |
130229 |
| Application Date |
1937-03-11 |
| Patent N° |
2133617 |
| Brevettato |
1938-10-18 |
| Priorità |
1937-03-11 |
| Brand | |
| Title |
Fountain pen |
| Description |
Caricamento a pulsante di fondo |
Riferimenti esterni
Informazioni
Brevetto per una variante del caricamento a pulsante di fondo.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:20, 26 June 2012 |  | 1,159 × 1,704, 4 pages (216 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Benjamin W. Hanle |Assignee=Eagle Pencil Company |Country=US |ApplicationNum=130229 |ApplicationDate=1937-03-11 |PatentNum=2133617 |PatentDate=1938-10-18 |PriorityDate=1937-03-11 |Titolo=Fountain pen |Marca=Eagle |Descrizione=Var... |
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