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.
integrated computerized, electronic system comprised of cardframes, control cards, floppy disk drives, slide controller, television control manager, master-post expander, wireless receivers, wired control panels, software panels, data signal modulator, infared enmitted cable, power controller, dual power controller, relay controller, receiver module, extended range antenna, relay receiver, incadescent dimmer module, wireless single projector control, wireless dual projector control and related software for use in accessing and controlling slide projectors, video projectors, compact disc players, projection screens, lighting systems and other related audio/video equipment