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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.
aircraft traffic advisory systems and traffic and collision avoidance devices, namely aircraft carried traffic alert and collision avoidance instrument responding to atcrbs (air traffic control radar beacon system) transponder transmissions of other aircraft; aircraft traffic advisory system, comprising computer software, processor, display, receiver, transponder coupler, antennas, and installation kit for the same