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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.
gas detectors, dust meters for measuring the amount of dust in gas, flow meters; parts and accessories specially adapted for all the afore-mentioned goods, namely, utility compressed air supplies, devices for cooling probes, probe extraction devices, electronic controllers and replacement parts for all of the above