Piccardi
{{PatentInfo |Inventor=John A. Holland |Assignee=The John Holland Gold Pen Company |Country=US |ApplicationNum=870142 |ApplicationDate=1914-11-03 |PatentNum=1152509 |PatentDate=1915-09-07 |PriorityDate=1914-11-03 |Titolo=Fountain-pen |Marca=Holland |De...