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{{PatentInfo |Inventor=Arthur Winter |Assignee=Arthur Winter,Frank H. La Pierre |Country=US |ApplicationNum=278562 |ApplicationDate=1919-02-24 |PatentNum=1450398 |PatentDate=1923-04-03 |PriorityDate=1919-02-24 |Titolo=Pen |Marca=Dictator |Descrizione=...