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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 equipment, namely, electrical connectors, plastic conduits for electrical use, conduit hangers for electrical use, switch boxes, box extenders; [ electrical wire holders, namely, reels for electric wire; ] cover plates, namely, electrical outlet plates and electric switch plates, mounting brackets for electrical cables; audible annunciation equipment, namely, electrical warning bells and electronic and mechanical buzzers and warning horns for both commercial and industrial use; visual annunciation safety equipment, namely, rotating beacons, steady-on and flashing beacons and warning strobes for both commercial and industrial use; actuation and contact devices, namely, electric push buttons, electric switches, and electro-mechanical door openers for residential and commercial use; door bell chime kits composed primarily of push button switches, electric door bells, and audible indicators for residential and commercial use; electric voltage transformers and power supplies for residential and commercial use