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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.
microphone transformers; vibration pickuup transducers; telephone headsets; loudspeakers; mixer preamplifier consoles for mixing and recording sound; microphonemixer amplifiers; preamplifiers; power amplifiers; equalization amplifiers; limiting amplifiers; isolation amplifiers; audio electronic systems comprising microphones preamplifiers; consoles, amplifieers; equalizers, and loudspeakers; stands, covers, carrying cases, transformers,and cables for microphones, consoles, amplifiers, and loudspeakers; and component parts for all of the above products s, amplifiers, and loudspeakers; and component parts for all of the above products