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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 power conversion systems and components, comprised of charge controllers, inverters, trip units for circuit breakers, surge protectors, bus bars and bus bar connectors, communication devices and equipment for managing the distribution of electrical power, energy timers, electrical distribution boxes, electronic devices for programming, configuring, and managing electrical power conversion, electrical controllers, computer displays for electrical controllers, display panels, and gauges, all for monitoring and providing real time information concerning the electrical power conversion systems and components; batteries and battery mounting racks