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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 radio communication devices, namely, radios, modems, computer network gateway routers, computer network bridges, wireless routers, access points, transmitters, switches, repeaters, transceivers, network management software, network element management software, computer hardware and software featuring network diagnostics tools, wireless modules, rf modules, ethernet devices, wireless io input output devices, but not for sale in consumer retail channels or in professional audio channels such as those that sell to musical performers, performance venues or other businesses that require the use of music systems and loudspeakers