Piccardi
{{PatentInfo |Inventor=David Kahn |Assignee=David Kahn Inc. |Country=US |ApplicationNum=66691 |ApplicationDate=1936-12-22 |PatentNum=D106407 |PatentDate=1937-10-05 |PriorityDate=1936-12-22 |Titolo=Design for a fountain pen and pencil initial clip |Marc...