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{{PatentInfo |Inventor=David Finburgh,Alec Finburgh,Thomas Leslie Beeby |Assignee=Wyvern Fountain Pen Co., Foxbar |Country=GB |ApplicationNum=20296/36 |ApplicationDate=1936-07-22 |PatentNum=456888 |PatentDate=1936-11-17 |PriorityDate=1936-07-22 |Titol...
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