File:Patent-US-1251421.pdf
Revision as of 23:05, 22 August 2013 by Piccardi (talk | contribs) ({{PatentInfo |Inventor=Felix Riesenberg |Assignee=Maud C. Riesenberg |Country=US |ApplicationNum=64055 |ApplicationDate=1915-11-29 |PatentNum=1251421 |PatentDate=1917-12-25 |PriorityDate=1915-11-29 |Titolo=Fountain-pen filler |Marca=Unbranded |Descrizi...)
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| Inventor |
Felix Riesenberg |
|---|---|
| Assignee |
Maud C. Riesenberg |
| Country |
US |
| Application N° |
64055 |
| Application Date |
1915-11-29 |
| Patent N° |
1251421 |
| Brevettato |
1917-12-25 |
| Priorità |
1915-11-29 |
| Brand | |
| Title |
Fountain-pen filler |
| Description |
Sistema di caricamento |
Riferimenti esterni
Informazioni
Brevetto per una variante di caricamento a levetta, detta split lever. Esiste un legame con la Swan in quanto altri brevetti di Felix Riesenberg sono assegnati a Herbert L. Carman, che è stato vicepresidente della Swan americana e con la Waterman a cui sono assegnati altri brevetti.
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| current | 23:05, 22 August 2013 |  | 1,159 × 1,704, 3 pages (165 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Felix Riesenberg |Assignee=Maud C. Riesenberg |Country=US |ApplicationNum=64055 |ApplicationDate=1915-11-29 |PatentNum=1251421 |PatentDate=1917-12-25 |PriorityDate=1915-11-29 |Titolo=Fountain-pen filler |Marca=Unbranded |Descrizi... |
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Metadata
Fatti riguardanti Patent-US-1251421.pdf
| Application date | novembre 29, 1915 + |
| Application number | 64055 + |
| Assigned to | Maud C. Riesenberg + |
| Invented by | Felix Riesenberg + |
| Patent date | dicembre 25, 1917 + |
| Patent description | Sistema di caricamento + |
| Patent number | 1251421 + |
| Patent title | Fountain-pen filler + |
| Patented by | Unbranded + |
| Patented in | US + |
| Priority date | novembre 29, 1915 + |
| Used for feature | Lever filler + e Split lever + |
