Piccardi
{{PatentInfo |Inventor=David J. La France, William P. De Witt |Assignee=De Witt - La France Co. |Country=US |ApplicationNum=253858 |ApplicationDate=1918-09-13 |PatentNum=1350412 |PatentDate=1920-08-24 |PriorityDate=1918-09-13 |Titolo=Clip for fountain-...