electrical products, namely, circuit breakers, plug adapters, fuse boxes, circuit breaking plugs, grounding plugs, outlet boxes, switch boxes, junction boxes, cord grips, switch covers, switch and receptacle boxes, plug receptacle housings, switch operators, connection blocks, cable and cord connectors, conduit couplings, close-up plugs, switches, dead-end receptacles and plugs, sealed safety switch receptacles, interlocking type safety switch and plug receptacles, mercury switches and housings therefor, grounding plugs and receptacles, box adapters, box extensions, conduit fittings, namely, clamps, expansion joints, hubs, end plates, service entrance fittings, namely, heads, expansion couplings, conduit hoods, and bushings, rosettes, flexible couplings, unions, flexible connectors, bonding jumpers and gaskets, wiring devices, namely, sockets, switches, push button stations comprising push button pads, selector switches, pilot lights, housings and protective covers, switch guards and receptacles, splicing covers for outlet boxes and switch boxes, circuit breaking plug and receptacle equipment, namely, cable connectors and mounting boxes, circuit breaker panel boards for protection and control of electrical equipment, cable reels and balancers used in storing, unwinding and rewinding electrical cable and swivel bases therefor

combined pilot light and switch boxes and covers therefor, fluorescent and mercury lighting fixtures, hand lamps, light diffusers, yard lights, flood lights, explosion-proof and vapor-tight lighting fixtures for use in areas where ignitable vapors, dust, moisture and corrosive elements may be present, adapters and fixture rings for light fixtures, sign reflectors for illuminating signs and billboards, fixture hangers, guy wire hangers and rod supports specially adapted for suspension of light fixtures, parts for light fixtures, namely, mounting hoods, globes and protective wireguards therefore, luminaires consisting of lamp housings, reflectors and canopies