Patents   USA  

Patent:US2197291

Patent:	US 2197291
Title:	Totalizer for Calculating Machines
Date:	16.04.1940
Place:	Torino, Italien
Country:	USA
Person:	Beria, Biagio
Company:	Società Anonima Officine Villar Perosa ( RIV (P) )
Internal Links:
Keywords:
Link to the patent office: (without guarantee)	US2197291 (espacenet),  US2197291 (uspto)

Filing date: Feb 25, 1938 Issue date: Apr 16, 1940