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{{PatentInfo |Inventor=Lucius A. Crowell |Assignee=Parker Pen Company |Country=US |ApplicationNum=707088 |ApplicationDate=1934-01-18 |PatentNum=1989351 |PatentDate=1935-01-29 |PriorityDate=1934-01-18 |Titolo=Fountain pen and other marking means |Marca=...
{{PatentInfo
|Inventor=Lucius A. Crowell
|Assignee=Parker Pen Company
|Country=US
|ApplicationNum=707088
|ApplicationDate=1934-01-18
|PatentNum=1989351
|PatentDate=1935-01-29
|PriorityDate=1934-01-18
|Titolo=Fountain pen and other marking means
|Marca=Parker
|Descrizione=Celluloide anellata
}}
==Informazioni==
Brevetto per il corpo in celluloide anellata della [[Vacumatic]]. Riferimenti a {{MentionApplication|1933-10-11|693063}} e {{MentionPatent|US|1904358}}.
|Inventor=Lucius A. Crowell
|Assignee=Parker Pen Company
|Country=US
|ApplicationNum=707088
|ApplicationDate=1934-01-18
|PatentNum=1989351
|PatentDate=1935-01-29
|PriorityDate=1934-01-18
|Titolo=Fountain pen and other marking means
|Marca=Parker
|Descrizione=Celluloide anellata
}}
==Informazioni==
Brevetto per il corpo in celluloide anellata della [[Vacumatic]]. Riferimenti a {{MentionApplication|1933-10-11|693063}} e {{MentionPatent|US|1904358}}.