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{{PatentInfo |Inventor=Ernest M. Wade |Assignee=Ernest M. Wade |Country=US |ApplicationNum=490198 |ApplicationDate=1909-04-15 |PatentNum=972301 |PatentDate=1910-10-11 |PriorityDate=1909-04-15 |Titolo=Reservoir-pen |Marca=Summit |Descrizione=[[Caricamen...