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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.
fire suppression equipment, namely, a water delivery system comprised of piping networks, water containers, air containers, regulators, water valves, air valves, solenoid actuators, water nozzles, electronic detection modules, and control mechanisms comprised of control panels, solenoid releasing modules, and heat detectors