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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.
expansion valves for fluid control used in commercial refrigeration systems; pressure indicators and pressure measuring apparatus used in cooling racks, for commercial use; pressure indicators and pressure measuring apparatus used in compressors and hydraulic pumps, for commercial use; refrigerant meters used in commercial and residential coolers, upright freezers, cooling tanks, beverage displays, and refrigeration counters; temperature indicators and temperature meters used in commercial cooling tanks, chilled good displays, and walk-in refrigerators, not for medical use; temperature indicators and temperature meters used in commercial and residential stoves, boilers, heaters, hot counters and heated floors, not for medical use; thermostats used in commercial and residential solar heating systems for thermal tanks and swimming pools; transmitters of electronic signals; valve amplifiers; voltmeters