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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.
digital equipment used to amplify, modify, combine, process and transport audio signals and control data namely, analog and digital audio signal processors, mixers and crossovers; signal transport systems, comprising computers, audio and networking controllers and peripherals and audio transport networking equipment and remote management equipment that enables the routing of audio and control data using a variety of network protocols via network hardware and cabling between and among audio equipment; audio control and processing software; digital cinema monitors and amplifier network monitors