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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.
audio amplifiers, loudspeakers, microphones, equalizers, audio effects processors audio accessories, namely cables, adaptors, connectors, plugs, jacks, clips, electronic receptacles, vacuum tubes, fuses, amplifier covers, footswitches, crossover switches, transformers, power supplies, batteries, electrical connector boxes, speakers, replacement baskets, high frequency drivers, diaphragms, high frequency horns, and mounting brackets