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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.
measuring instruments for industrial and commercial use in precision dimensional measurement of manufactured articles; namely, micrometers, calipers, instruments for making internal measurements, height gauges, bore gauges, depth gauges, linear gauges, linear position indicating scales and thickness gauges all having an electronic digital display; and electronic data processors for processing and displaying measurement data received from the foregoing instruments