File:Patent-GB-190909893.pdf
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Dettagli
| Inventor |
William A. Welty |
|---|---|
| Assignee |
William A. Welty |
| Country |
GB |
| Application N° |
190909893 |
| Application Date |
1909-04-26 |
| Patent N° |
190909893 |
| Brevettato |
1909-07-01 |
| Priorità |
1908-04-27 |
| Brand | |
| Title |
Improvements in Self-filling Fountain Pens |
| Description |
Sistema di caricamento |
Riferimenti esterni
Informazioni
Brevetto per un sistema di caricamento a compressione del sacchetto tramite un elemento sporgente dal fianco della penna (hump filler). Priorità dal brevetto americano. Stessa invenzione di nº US-916513.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:23, 10 November 2013 |  | 1,239 × 1,754, 3 pages (186 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=William Welty |Assignee=William Welty |Country=GB |ApplicationNum=190909893 |ApplicationDate=1909-04-26 |PatentNum=190909893 |PatentDate=1909-07-01 |PriorityDate=1908-04-27 |Titolo=Improvements in Self-filling Fountain Pens |Marc... |
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