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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.
pre-fabricated, integrally wired, modular electrical power distribution and control system, comprised of main distribution power panel boards, lighting panel boards,smart breakers, distribution transformers, lighting and hvac control (energy management or facility management), lighting contractors, disconnect switches,emergency and uninterrupted power supplies, automatic transformer switches,alarm control and telephone systems used in all retail, institution (education/k-12, colleges and universities, and hospitals), and commercial construction markets