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.
audio equipment, namely, loudspeakers, amplifiers, intercoms, sirens, loudspeaker horns, emergency communication systems comprised of two-way telephone devices and intercoms, compression drivers, acoustic baffles for use with loudspeakers, attenuators, repeaters, power supplies, speaker grilles and frames, wall-mounted volume controls for audio systems, sound-masking speakers and generators, microphone and studio boom stands, and racks, cabinets and consoles for audio equipment