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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.
gyroscopic wellbore measurement sensor, namely gyroscope sensor for measuring direction and orientation of a wellbore for the oil and gas, energy, mining, environmental and construction industries; down hole gyroscopic measurement sensor for obtaining directional drilling control data for use by others for controlling the direction of wellbore drilling in the oil and gas, energy, mining, environmental and construction industries