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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.
amplifiers; acoustic amplifiers; audio amplifiers; bass amplifiers; electrical amplifiers for use with musical instruments; electronic effect pedals for use with sound amplifiers; guitar amplifier accessory, namely, a fitted face plate to affix to an amplifier for use with electric guitars; guitar amplifiers; loudspeakers with built in amplifiers; musical instrument amplifiers; pre-amplifiers; sound amplifiers; stereo amplifiers