Piccardi
{{PatentInfo |Inventor=Mark Sydney Finburgh, William Thomas Higgins |Assignee=Wyvern Fountain Pen Company Limited |Country=GB |ApplicationNum=16158/44 |ApplicationDate=1944-08-24 |PatentNum=581290 |PatentDate=1946-10-08 |PriorityDate=1944-08-24 |Titol...