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.
[ electrical and electronic components, including capacitors, resistors, rectifiers, semiconductors, and potentiometers; mechanical, electromechanical and electronic switches, relays and controls; electronic generators of audible sound for use as warning signals; electromechanical and electronic timers and controllers; inductance tuners; batteries and ] [ stud welding apparatus; ] quality control testers for glass products; [ electronic detectors for use in detecting the flow of water, hydrocarbons and hazardous liquids; electromagnetic door closers and holders; electromechanical door locks and strikes; door viewers ]