File:Patent-CA-477244.pdf
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Dettagli
| Inventor |
Joseph Tully, William J. Tully, Wilfred G. Gregory |
|---|---|
| Assignee |
Eclipse Fountain Pen and Pencil Company |
| Country |
CA |
| Application N° |
477244 |
| Application Date |
1949-08-04 |
| Patent N° |
477244 |
| Brevettato |
1951-09-25 |
| Priorità |
1949-08-04 |
| Brand | |
| Title |
Ball point pens |
| Description |
Sistema di caricamento |
Riferimenti esterni
Informazioni
Brevetto per un sistema di caricamento a depressione, in sostanza una variante di vacumatic_filler. Stessa invenzione di nº GB-685706.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:56, 24 March 2021 |  | 1,239 × 1,754, 12 pages (664 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Joseph Tully, William J. Tully, Wilfred G. Gregory |Assignee=Eclipse Fountain Pen and Pencil Company |Country=CA |ApplicationNum=477244 |ApplicationDate=1949-08-04 |PatentNum=477244 |PatentDate=1951-09-25 |PriorityDate=1949-08-0... |
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