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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.
electrical surge suppression device for use with personal and business electronics; namely, computers, printers, fax machines, answering machines, typewriters, calculating machines, cash registers, security systems, vcr's, stereos, tv's, cd players, tape players, computer games and other electronic games, microwaves and power tools