File:Patent-US-1804522.pdf
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| 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 | 11:12, 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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Fatti riguardanti Patent-US-1804522.pdf
| Application date | luglio 3, 1929 + |
| Application number | 375764 + |
| Assigned to | LeBoeuf Fountain Pen Co. + |
| Invented by | Frank T. Walsh + |
| Mention patent |  + |
| Patent date | maggio 12, 1931 + |
| Patent description | Caricamento sleeve filler + |
| Patent number | 1804522 + |
| Patent title | Fountain-pen + |
| Patented by | LeBoeuf + |
| Patented in | US + |
| Priority date | luglio 3, 1929 + |
| Used for feature | Sleeve filler + |
