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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.
computer software for processing data obtained while pressure testing pressure systems, namely, pipelines, storage tanks and containers, manifolds, valves, blowout preventers, production trees, wells for water production, wells for hydrocarbon production, wells for geothermal energy production, well heads, production tubing, casing, drill pipe, drill collars, risers, and fluid lines