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{{PatentInfo |Inventor=Edward S. Wood |Assignee=The Esterbrook Steel Pen Manfacturing Co. |Country=US |ApplicationNum=320502 |ApplicationDate=1928-11-19 |PatentNum=1939753 |PatentDate=1933-12-19 |PriorityDate=1928-11-19 |Titolo=Fountain pen |Marca=Este...
{{PatentInfo
|Inventor=Edward S. Wood
|Assignee=The Esterbrook Steel Pen Manfacturing Co.
|Country=US
|ApplicationNum=320502
|ApplicationDate=1928-11-19
|PatentNum=1939753
|PatentDate=1933-12-19
|PriorityDate=1928-11-19
|Titolo=Fountain pen
|Marca=Esterbrook
|Descrizione=Pennino intercambiabile
}}
==Informazioni==
Brevetto per un pennino intercambiabile.

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