Piccardi
{{PatentInfo |Inventor=Ernest M. Wade |Assignee=Ernest M. Wade |Country=GB |ApplicationNum=191211730 |ApplicationDate=1912-05-17 |PatentNum=191211730 |PatentDate=1913-02-06 |PriorityDate=1912-05-17 |Titolo=Improvements in or relating to Stylographic Re...