Piccardi
{{PatentInfo |Inventor=Alonzo T. Cross |Assignee=Alonzo T. Cross |Country=US |ApplicationNum=189304 |ApplicationDate=1879-10-28 |PatentNum=9890 |PatentDate=1881-10-11 |PriorityDate=1877-04-10 |Titolo=Stylographic pen |Marca=Cross |Descrizione=Penna a s...