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{{PatentInfo |Inventor=Seth S. Crocker |Assignee=Seth S. Crocker |Country=US |ApplicationNum=748774 |ApplicationDate=1913-02-17 |PatentNum=1181574 |PatentDate=1916-05-02 |PriorityDate=1913-02-17 |Titolo=Fountain-pen |Marca=Chilton & Crocker |Descrizio...