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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.
instrument with sensor failure diagnostics to measure the ph, oxidation reduction potential (orp) and specific ion concentration (pion) for use in industries such as pulp and paper, chemical, municipal waste water, power generation, pharmaceutical, mining and petro chemicals