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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.
apparatus and instruments for measurement of noise, noise levels, sound and sound levels and parts and fittings therefor; dosimeters; computer software for the recording, reproduction, measurement, manipulation, storage and analysis of data, all for use with apparatus and instruments for the measurement of noise and noise levels; software for the control, configuration and management of apparatus and instruments for the measurement of noise and noise levels