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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 and electromechanical component parts -namely,[ electronic hydrocarbon detectors, ] aluminum and [ tantalum ] electrolytic capacitors, motor run electrostatic capacitors, audible signal alarms, electromechanical and solid-state timers, synchronous motors, electronic assemblies, potentio-meters, resistors, and electrical and mechanical switches for use by various non-vehicle and non-metal manufacturers for incorporation within such manufacturers' equipment