Piccardi
{{PatentInfo |Inventor=Duncan Cameron |Assignee=Duncan Cameron |Country=US |ApplicationNum=237037 |ApplicationDate=1918-05-28 |PatentNum=1277848 |PatentDate=1918-09-03 |PriorityDate=1918-05-28 |Titolo=Fountain or reservoir pen |Marca=Cameron |Descrizio...