9
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.
attachment plugs, attachment-plug receptacles and plates, brass-shell bases, current taps, canopy switches, enclosed fuse contacts, enclosed fuse cut-outs, electrolier sockets and switches, edison plug cut-outs, flush receptacle plates, interchangeable porcelain bases, porcelain switch bases, parts of sockets, porcelain parts for entrance and panel switches, receptacles, rosettes, shade holders, sockets, shallow-type flush switches