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.
[ expanded scale voltmeters, ] digital voltmeters, [ apparatus utilizing titration as an analyzing or control operation, linear scale ammeters and voltmeters,] gas chromatograph apparatus and parts thereof, gas sampling attachments for chromatographic apparatus, [ frequency meters and measuring apparatus,] ph meters, [ digital computers, events per unit time meters, time interval meters, ] tachometers, [ random pulse counters, electric pulse rate generators, electronic counters, ] turns counting dials, data processing systems, data reduction systems, data recording systems, computer control systems, centrifuge apparatus, ((electrophoresis apparatus, combined ))electrophoresis-diffusion apparatus, medical gas analyzers and monitors, ((ultramicro laboratory and analytical equipment, ))amino acid chromatographs, electrolytic hygrometers, leak detectors, infra red analyzers