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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.
electric power control, measurement and monitoring devices, namely, electric power distribution consoles and circuit control panels for use in power plant system operation, electrical current rectifiers, electrical power distributors, voltage regulators, electric power transformers, voltage amplifiers, voltage limiters, voltage stabilizers, electric power integrators, electric power converters, electric power meters, electric protection circuits and circuit breakers and software applications for use in electric power plant control operations