73476684
Apr 23, 1984
Oct 8, 1985
METALLIC WELDING STUDS FOR ELECTRIC CAPACAPATOR DISCHARGE STUD WELDING AND ELECTRIC ARC STUD WELDING AND ARC SHIELDS THEREFOR; REFRACTORY ANCHORS AND INSULATION HANGERS
Metal GoodsELECTRIC STUD WELDING GUNS, STUD WELDINGS CONTROLLERS, ELECTRIC STUD WELDING POWER SUPPLIES AND ACCESSORIES NAMELY DATA RECORDERS, WELDING CABLES AND STUD CHUCKS
Electrical and Scientific Apparatus