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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.
video, audio, data and telephone signal distribution systems equipment and accessories, namely, video modulators, audio modulators, digital modulators, signal splitters, signal combiners, signal taps, rf amplifiers, audio amplifiers, communication hubs, coaxial cable panels, infrared control targets, infrared remote control targets, infrared repeater/emitters, infrared engines, video cameras, coaxial cable connectors, character generators, genlock message generators, rf filters, rf attenuators, rf terminators, video multiplexers, ethernet/data/network hubs, ethernet/data distribution modules