73335481
Nov 4, 1981
Dec 21, 1982
Electric Arc Welding Machines, (( Rod and Continuous Wire Electrodes for Welding )) Electric Resistance Welding Machines, Electric and Electronic Time Switches, Circuit Breakers and Voltage and Adjusters for use in controlling the Gas Flow, Wire Feed and Welding Current, Welding Power Sources, Weld Metal Feeders and Power Cabels, Gas Cables, Control Wire and Welding Guns
Electrical and Scientific Apparatus