File:Patent-US-834542.pdf
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Original file (1,159 × 1,704 pixels, file size: 106 KB, MIME type: application/pdf, 3 pages)
| Inventor |
William A. Welty |
|---|---|
| Assignee |
William A. Welty |
| Country |
US |
| Application N° |
302554 |
| Application Date |
1906-02-23 |
| Patent N° |
834542 |
| Brevettato |
1906-10-30 |
| Priorità |
1906-02-23 |
| Brand | |
| Title |
Fountain pen |
| Description |
Sistema di caricamento |
Riferimenti esterni
Informazioni
Brevetto per un sistema di caricamento a compressione del sacchetto tramite un elemento sporgente dal fianco (un cosiddetto "hump filler") della penna, con un elemento di blocco analogo quanto usato per il crescent filler.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:21, 13 November 2013 |  | 1,159 × 1,704, 3 pages (106 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=William Welty |Assignee=William Welty |Country=US |ApplicationNum=302554 |ApplicationDate=1906-02-23 |PatentNum=834542 |PatentDate=1906-10-30 |PriorityDate=1906-02-23 |Titolo=Fountain pen |Marca=Welty |Descrizione=Sistema di cari... |
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