9
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.
electronic sound equipment-namely, sound mixing consoles, direct pickup adaptor, headphone distribution box, telephone record/play adaptor, average peak level indicators, jack fields, patch panels, regulated power supplies, audio signal processing equipment such as equalizers, filters, limiters, compressors, phase meters, signal delaying devices