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{{PatentInfo |Inventor=Francis W. Vaughn Jr. |Assignee=Vaughn-Upton Company |Country=US |ApplicationNum=640766 |ApplicationDate=1911-07-27 |PatentNum=1071538 |PatentDate=1913-08-26 |PriorityDate=1911-07-27 |Titolo=Fountain-pen |Marca=Unbranded |Descriz...
{{PatentInfo
|Inventor=Francis W. Vaughn Jr.
|Assignee=Vaughn-Upton Company
|Country=US
|ApplicationNum=640766
|ApplicationDate=1911-07-27
|PatentNum=1071538
|PatentDate=1913-08-26
|PriorityDate=1911-07-27
|Titolo=Fountain-pen
|Marca=Unbranded
|Descrizione=Cappuccio a tenuta
}}
==Informazioni==
Brevetto per un cappuccio a tenuta.
|Inventor=Francis W. Vaughn Jr.
|Assignee=Vaughn-Upton Company
|Country=US
|ApplicationNum=640766
|ApplicationDate=1911-07-27
|PatentNum=1071538
|PatentDate=1913-08-26
|PriorityDate=1911-07-27
|Titolo=Fountain-pen
|Marca=Unbranded
|Descrizione=Cappuccio a tenuta
}}
==Informazioni==
Brevetto per un cappuccio a tenuta.