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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.
voltage surge protectors, voltage surge protection, namely, electrical arc detection and suppressing device used in low voltage switchgear, lightning arresters, circuit protective equipment, devices to protect electrical equipment from irregular power, electrical surge protector device, overvoltage surge protective device, surge suppression equipment, transient arrester voltage regulators, transient voltage arresters, transient voltage surge suppressors, voltage overload and surge protectors, voltage surge protectors, electrostatic discharge protective device, overvoltage surge suppressing device used in low voltage switchgear; voltage surge protective devices, namely, electrical arc detection and suppressing device used in low voltage switchgear, lightning arresters, circuit protective equipment, devices to protect electrical equipment from irregular power, electrical surge protector device, overvoltage surge protective device, surge suppression equipment, transient arrester voltage regulators, transient voltage arresters, transient voltage surge suppressors, voltage overload and surge protectors, voltage surge protectors, electrostatic discharge protective device, overvoltage surge suppressing device used in low voltage switchgear; voltage surge suppressors