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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.
wireless communication systems comprised of communication headsets, microphones, base stations, belt packs specially adapted for holding or carrying wired or wireless transmitters and wired or wireless receivers for use with point-of-sale terminals, earphones, headphones, audio speakers, and audio receivers, primarily for use in conjunction with drive-thrus and restaurants