Piccardi
{{PatentInfo |Inventor=William S. Hicks |Assignee=William S. Hicks |Country=US |ApplicationNum=120520 |ApplicationDate=1871-10-31 |PatentNum=120520 |PatentDate=1871-10-31 |PriorityDate=1871-10-31 |Titolo=Improvement in pen-and-pencil cases |Marca=Hicks...