Piccardi
{{PatentInfo |Inventor=Clements L. Argon |Assignee=Clements L. Argon |Country=US |ApplicationNum=233371 |ApplicationDate=1918-05-08 |PatentNum=1279821 |PatentDate=1918-09-24 |PriorityDate=1918-05-08 |Titolo=Fountain pen |Marca=Unbranded |Descrizione=Si...