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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.
scientific instruments, namely, electro-mechanical sample extraction system comprised of a syringe pump, selector valve, solenoid valve, and stepper motor for extracting chemicals from liquid materials for testing for the presence of organic and inorganic compounds, not for medical or clinical use