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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 apparatus and instruments for perfecting and maintaining vacuum, namely, getter vacuum pumps for laboratory use in particle accelerators, medical accelerators, lithographic systems, uhv chambers for materials and surface science investigation, film deposition apparatus, molecular beam epitaxy, surface science apparatus, mass spectrometers, electron microscope, chambers in high, ultra high and extreme high vacuum, thermal process chambers, surface science, material science, particle accelerators, semiconductor, film deposition, lithography, medical accelerators, defence or detection, photocathode, multiphotocathode, high voltage electron gun, high voltage electron source