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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.
precision measuring apparatus, namely apparatus for measuring physical properties of gases and liquids; air analysis apparatus; gas testing instruments; measuring instruments, namely, instruments for measuring physical properties of gases and liquids; electric monitoring apparatus, namely, electronic, optical, thermal, accoustic and chemical sensors for measuring physical properties of gases and liquids measuring instruments, namely, gasometers; aerometers; testing apparatus not for medical purposes, namely, apparatus for testing physical properties of gases and liquids including respiratory gases, process feed-stock gas and liquids, in process gas and liquid sampling, inerting/combustion control process gases, infrared detectors; downloadable electronic publications in the nature of application notes, technical bulletins, operation manuals, service manuals in the field of measuring physical properties of gases and liquids