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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.
downhole automated steering and formation evaluation system for use in oil, gas and geothermal well production and drilling, and other subterranean excavations consisting of drill bits, steerable drill bits, steering mechanisms, gamma ray sensors, resistivity sensors, pressure sensors, temperature sensors, strain sensors, vibration sensors, fluid sensors, acoustic sensors, gyroscopes and hydrometers