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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.
vacuum cleaners and parts and accessories therefor, namely wands, hose assemblies, attachment crowns, caster sets, upholstery nozzles, brushes, crevice tools, filter cones, filters, and motorized brush mechanisms, sold as a unit