Filed: August 12, 1920Metal Alloys Containing Nickel and CopperOwned by: HUNTINGTON ALLOYS CORPORATIONSerial Number: 71136034
Filed: August 12, 1920INDICATING AND MEASURING APPARATUS-VIZ, AMPERE METERS, AUTOMATIC SWITCHESOwned by: SCINTILLASerial Number: 71136044