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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 tools, namely, gauge blocks, calipers, dial indicators, granite measuring tools consisting of granite vee blocks, granite measuring instruments for inspecting relative dimensions of working pieces in cooperative use with dial indicator, granite straightedges, granite parallels, granite squares, granite square rulers, granite inspection surface plates, verniers height gauges, dial height gauges, universal bevel protractors, micrometers, depth measuring tools consisting of vernier depth gauges, depth micrometers, levels