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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.
electric measuring and testing devices-namely, voltmeters, ammeters, ohmmeters; voltage testers for indicating polarity and voltage ranges; electric testing kits containing voltage, amperage and resistance measuring instruments; electric temperature measuring and recording instruments; accessories for use with electric measuring and testing instruments-namely, phase sequence adaptors, adaptor clamps, test leads; electric strip chart recording instruments and accessories-namely, voltage adaptors, voltage multipliers, recorder motors, recorder chart paper; electric measuring instrument accessories-namely, transformers, supporting brackets therefor and current transducers