File:Patent-US-2139045.pdf
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| Inventor |
Milford G. Sypher |
|---|---|
| Assignee |
Chilton Pen Company |
| Country |
US |
| Application N° |
181080 |
| Application Date |
1937-12-22 |
| Patent N° |
2139045 |
| Brevettato |
1938-12-06 |
| Priorità |
1937-12-22 |
| Brand | |
| Title |
Fountain pen |
| Description |
Riferimenti esterni
Informazioni
Brevetto per un miglioramento del caricamento pneumatico della Chilton. Riferimento a nº US-2017109.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 11:38, 25 June 2012 |  | 1,159 × 1,704, 5 pages (294 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Milford G. Sypher |Assignee=Chilton Pen Company |Country=US |ApplicationNum=181080 |ApplicationDate=1937-12-22 |PatentNum=2139045 |PatentDate=1938-12-06 |PriorityDate=1937-12-22 |Titolo=Fountain pen |Marca=Chilton |Descrizione=M... |
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Fatti riguardanti Patent-US-2139045.pdf
| Application date | dicembre 22, 1937 + |
| Application number | 181080 + |
| Assigned to | Chilton Pen Company + |
| Invented by | Milford G. Sypher + |
| Mention patent |  + |
| Patent date | dicembre 6, 1938 + |
| Patent description | Caricamento pneumatico + |
| Patent number | 2139045 + |
| Patent title | Fountain pen + |
| Patented by | Chilton + |
| Patented in | US + |
| Priority date | dicembre 22, 1937 + |
| Used for feature | Pneumatic filler + |
