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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
electrical wiring devices, appliances and equipment-namely, adapters, adjustable cross bars, aerial kits, appliance cord sets, appliance plugs and switch plugs, attachment caps, attachment plug bases, battery clips, bracket straps, broiler unit coils, bushings, chain insulators, combination fluorescent lamp holder and starter switch, connectors, current taps, electric range cord sets, electric range elements, extension chains, extension cord power blocks, extension cord sets, extension sockets, fixture studs, flashers, fuses, glass insulators, ground straps, handle and guard sets, heater elements, industrial connectors and caps with metal cord grip clamps, insulated inside wire nails, insulators, interlocking devices such as attachment caps, knobs, laundry dryer cord sets, lighting controls, lightning arrestors, terminals, motor bases, moulding clips, night lights, outdoor floodlight fixtures, outlets, pilot light receptacles, pin-type grounds, pull cords and chains, push buttons, switches, radio lead-in strips, receptacles, reducers, resistance wire, resistance wire elements, rubber closure plugs, rubber handles with socket interiors, safety lights, signaling devices such as door bells and buzzers, sockets, spotlite fixtures, spotlite outlet boxes, staples, switches, spotlite outlet boxex, staples, switches, television and radio screw eyes, terminal and insulator kits, trouble lamps, wall plates, and wireholders