Filed: November 5, 1937SODIUM ETHYL XANTHATE, POTASSIUM, POTASSIUM AMYL XANTHATEOwned by: DOW CHEMICAL COMPANY, THESerial Number: 71399353
Filed: November 5, 1937NON-METALLIC WELDING FLUXESOwned by: ESAB ABSerial Number: 71399370