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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.
transformers, voltage regulators, power capacitors, air break disconnect switches, load break switches, reclosers, sectionalizers, vacuum fault interrupters, switchgear, surge arresters, fuses, fuse equipment comprising fuse receptacles, fault indicators, electrical cable connection units, transformer switches