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{{PatentInfo |Inventor=Alexander Innes Ferrier |Assignee=Pen Desk Set Company |Country=US |ApplicationNum=196867 |ApplicationDate=1927-06-06 |PatentNum=1892523 |PatentDate=1932-12-27 |PriorityDate=1927-06-06 |Titolo=Desk set for fountain pens |Marca=P...