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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.
catalytic emission control apparatus for stationary emission control and catalytic converters for stationary exhaust systems for uses with power plants, cogeneration plants, industrial power systems, voc (volatile organic compounds) incineration, printing vapors, odor control, ozone reduction, the oxidation of trace contaminants in air and in chemical reactors requiring high catalyst effectiveness