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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, software applications, and programs used to acquire, monitor, record and report on data collected from oilfield drilling operations, to identify optimal performance and settings for oilfield drilling equipment and systems, and to adjust the settings of oilfield drilling equipment, systems and setpoints to achieve oscillatory rotation