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{{PatentInfo |Inventor=Albert Kasan Watts |Assignee=Albert Kasan Watts |Country=US |ApplicationNum=373750 |ApplicationDate=1907-05-15 |PatentNum=883767 |PatentDate=1908-04-07 |PriorityDate=1907-05-15 |Titolo=Pocket-clip for fountain-pens and pencils |M...