File:Patent-US-785653.pdf
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Original file (1,159 × 1,704 pixels, file size: 134 KB, MIME type: application/pdf, 3 pages)
| Inventor |
Claes W. Boman |
|---|---|
| Assignee |
Eagle Pencil Company |
| Country |
US |
| Application N° |
237779 |
| Application Date |
1904-12-21 |
| Patent N° |
785653 |
| Brevettato |
1905-03-21 |
| Priorità |
1904-12-21 |
| Brand | |
| Title |
Fountain-pen |
| Description |
Sistema di caricamento |
Riferimenti esterni
Informazioni
Brevetto per un sistema di caricamento a compressione del sacchetto di gomma che assomiglia ad un pulsante di fondo ma funziona estraendo un pomello invece che premendo, grazie un complesso meccanismo di piegatura della spring bar.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:38, 26 June 2012 |  | 1,159 × 1,704, 3 pages (134 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Claes W. Boman |Assignee=Eagle Pencil Company |Country=US |ApplicationNum=237779 |ApplicationDate=1904-12-21 |PatentNum=785653 |PatentDate=1905-03-21 |PriorityDate=1904-12-21 |Titolo=Fountain-pen |Marca=Eagle |Descrizione=Variant... |
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