167 632
contributi
Modifiche
Jump to navigation
Jump to search
{{PatentInfo |Inventor=Lynn P. Martin, Elmer D. Thompson, Roland L. Brannon, Lee W. Ross |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=609281 |ApplicationDate=1956-09-11 |PatentNum=2949887 |PatentDate=1960-08-23 |PriorityDate=1956-09...
{{PatentInfo
|Inventor=Lynn P. Martin, Elmer D. Thompson, Roland L. Brannon, Lee W. Ross
|Assignee=W. A. Sheaffer Pen Company
|Country=US
|ApplicationNum=609281
|ApplicationDate=1956-09-11
|PatentNum=2949887
|PatentDate=1960-08-23
|PriorityDate=1956-09-11
|Titolo=Writing instrument
|Marca=Sheaffer
|Descrizione=Penna ''cap-less''
}}
==Informazioni==
Brevetto per una penna senza cappuccio, mai prodotta. Riferimento a {{MentionPatent|US|2610612}}, {{MentionPatent|US|2769427}}, {{MentionPatent|US|2784699}} e {{MentionPatent|US|2799247}}.
|Inventor=Lynn P. Martin, Elmer D. Thompson, Roland L. Brannon, Lee W. Ross
|Assignee=W. A. Sheaffer Pen Company
|Country=US
|ApplicationNum=609281
|ApplicationDate=1956-09-11
|PatentNum=2949887
|PatentDate=1960-08-23
|PriorityDate=1956-09-11
|Titolo=Writing instrument
|Marca=Sheaffer
|Descrizione=Penna ''cap-less''
}}
==Informazioni==
Brevetto per una penna senza cappuccio, mai prodotta. Riferimento a {{MentionPatent|US|2610612}}, {{MentionPatent|US|2769427}}, {{MentionPatent|US|2784699}} e {{MentionPatent|US|2799247}}.