Piccardi
{{PatentInfo |Inventor=David Kahn |Assignee=David Kahn Inc. |Country=US |ApplicationNum=90188 |ApplicationDate=1940-02-10 |PatentNum=D123293 |PatentDate=1940-10-29 |PriorityDate=1940-02-10 |Titolo=Design for a fountain pen and pencil clip |Marca=Wearev...