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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.
laboratory equipment for dental use; namely, an automatic amalgam mixer, a vibrator, an automatic electric furnace for wax elimination and heat treatment of metal, a heat treatment unit, an automatic vacuum forming machine for forming base plate or sheet wax on plaster models, a full automatic curing unit for denture base resin, a full automatic vacuum electronic furnace for porcelain work and a dental centrifugal casting machine