File:Patent-US-1804522.pdf
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Original file (1,159 × 1,704 pixels, file size: 143 KB, MIME type: application/pdf, 3 pages)
Dettagli
| Inventor |
Frank T. Walsh |
|---|---|
| Assignee |
LeBoeuf Fountain Pen Co. |
| Country |
US |
| Application N° |
375764 |
| Application Date |
1929-07-03 |
| Patent N° |
1804522 |
| Brevettato |
1931-05-12 |
| Priorità |
1929-07-03 |
| Brand | |
| Title |
Fountain-pen |
| Description |
Caricamento sleeve filler |
Riferimenti esterni
Informazioni
Brevetto per una variante di caricamento sleeve filler. Riferimenti a nº US-1042804.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 12:12, 29 June 2012 |  | 1,159 × 1,704, 3 pages (143 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Frank Le Boeuf |Assignee=LeBoeuf Fountain Pen Co. |Country=US |ApplicationNum=375764 |ApplicationDate=1929-07-03 |PatentNum=1804522 |PatentDate=1931-05-12 |PriorityDate=1929-07-03 |Titolo=Fountain-pen |Marca=LeBoeuf |Descrizione=... |
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