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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.
electronic measuring devices, namely, data loggers and sensors which measure, monitor and record activity in the physical environment, namely, temperature, pressure, humidity, rainfall, radiation, velocity, direction, flow, depth, moisture, water quality, air quality, sound levels, voltage, current or frequency