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{{PatentInfo |Inventor=Laszlo Moholy-Nagy |Assignee=The Parker Pen Company |Country=US |ApplicationNum=636745 |ApplicationDate=1945-12-22 |PatentNum=2510648 |PatentDate=1950-06-06 |PriorityDate=1945-12-22 |Titolo=Pen desk set |Marca=Parker |Descrizion...