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.
[ breathing apparatus for underwater diving use, namely, a closed circuit breathing apparatus for recirculating and adjusting the composition of a diver's breathing gases, ] underwater diving instruments, namely,[ diving regulators,] diving computers, [ buoyancy compensators,] and underwater pressure, depth, and navigational gauges; [scuba diving apparel, namely, diving gloves, diving suits, diving hoods, and diving boots, namely, hard and soft boots ]