A

ELECTRICAL APPARATUS-NAMELY, PLUGS AND RECEPTACLES, KNIFE SWITCHES, CIRCUIT BREAKERS; LINE MATERIAL-NAMELY, STRAIN INSULATORS, THIRD-RAIL INSULATORS, OVERHEAD CONDUCTOR BARS, QUICK-BREAK SWITCHES; COPPER CASTINGS FOR HIGH ELECTRICAL CONDUCTIVITY-NAMELY,GROUND CLAMPS, RAIL CLAMPS, ALLIGATOR-JAW TESTING CLAMPS, HEAVY-DUTY SWITCH PARTS, HEAVY-DUTY CONNECTOR CONTACTS; FABRICATED COPPER SHAPES-NAMELY, COPPER STRIPPER BLANK AND SUSPENSION-BAR ASSEMBLIES, ANODE AND CATHODE SUSPENSION BARS WITH FORGED ENDS FOR USE IN THE REFINING OF METAL AND ELECTROPLATING; ELECTRIC WELDING ACCESSORIES-NAMELY, CARBON ARC TORCHES, ELECTRODE HOLDERS, ELECTRICAL CONNECTORS, PLUG AND RECEPTACLE CONNECTORS, AIR-VANE RELAYS, AND ELECTRIC CABLE CONNECTORS;AND MOULDED ELECTRICAL INSULATION FOR USE WITH AND IN THE MANUFACTURE OF THE AFOREMENTIONED ELECTRICAL EQUIPMENT AND APPLIANCES