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.
pressure regulators for controlling fluid flow rates; automatic pressure relief valves, automatic safety valves; automatic control valves; instrument devices, namely pressure gauges used for measuring, indicating, controlling, recording or testing, and calibrating temperature, pressure, humidity, vibration, and shock; surge relievers for oil pipeline services