File:Patent-US-841475.pdf
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Inventor |
Paul E. Wirt |
---|---|
Assignee |
Paul E. Wirt |
Country |
US |
Application N° |
311421 |
Application Date |
1906-04-13 |
Patent N° |
841475 |
Brevettato |
1907-01-15 |
Priorità |
1906-04-13 |
Brand | |
Title |
Self-filling fountain-pen |
Description |
Riferimenti esterni
Informazioni
Brevetto per una variante di caricamento a siringa con un ingegnoso sistema di alberino contenuto all'interno del fusto ed agganciabile al pistone.
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current | 18:03, 23 July 2012 | ![]() | 1,159 × 1,704, 3 pages (130 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Paul E. Wirt |Assignee=Paul E. Wirt |Country=US |ApplicationNum=311421 |ApplicationDate=1906-04-13 |PatentNum=841475 |PatentDate=1907-01-15 |PriorityDate=1906-04-13 |Titolo=Self-filling fountain-pen |Marca=Wirt |Descrizione=Caric... |
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Facts about "Patent-US-841475.pdf"
Application date | April 13, 1906 + |
Application number | 311421 + |
Assigned to | Paul E. Wirt + |
Invented by | Paul E. Wirt + |
Patent date | January 15, 1907 + |
Patent description | Caricamento a siringa + |
Patent number | 841475 + |
Patent title | Self-filling fountain-pen + |
Patented by | Wirt + |
Patented in | US + |
Priority date | April 13, 1906 + |
Used for feature | Syringe filler + |