Piccardi
{{PatentInfo |Inventor=Clarence E. Martling, Charles Dunn |Assignee=Clarence E. Martling, Charles Dunn |Country=US |ApplicationNum=436576 |ApplicationDate=1908-06-04 |PatentNum=1359880 |PatentDate=1910-03-01 |PriorityDate=1908-06-04 |Titolo=Fountain-pe...