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.
temperature-controlled valves, self-operated by bellows, or diaphragm operated; pressure operated and thermostatically operated valves, operated by diaphragm for controlling auxiliary fluid, such as air, gas, water, or oil for operation of diaphragm or piston servo-motors in response to pressure, differential pressure, pump discharge pressure level, temperature changes, etc., pressure indicators, manually controlled valves and control panels therefor sold as a unit