File:Patent-US-2531113.pdf
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Dettagli
| Inventor |
Wilbur Arthur Davis |
|---|---|
| Assignee |
Wilbur Arthur Davis, George Walter Davis |
| Country |
US |
| Application N° |
642609 |
| Application Date |
1946-01-22 |
| Patent N° |
2531113 |
| Brevettato |
1950-11-21 |
| Priorità |
1946-01-22 |
| Brand | |
| Title |
Clip and cap structure for fountain pens |
| Description |
Fermaglio a molla |
Riferimenti esterni
Informazioni
Brevetto per un fermaglio a molla. Riferimenti a nº US-599616, nº US-1339359, nº US-2224162, nº US-2237155, nº US-2418218, nº US-2418410; ed inoltre nº FR-505917 e nº FR-539994,
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:06, 1 January 2021 |  | 1,159 × 1,704, 5 pages (192 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Wilbur Arthur Davis |Assignee=Wilbur Arthur Davis, George Walter Davis |Country=US |ApplicationNum=642609 |ApplicationDate=1946-01-22 |PatentNum=2531113 |PatentDate=1950-11-21 |PriorityDate=1946-01-22 |Titolo=Clip and cap structu... |
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