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.
perimeter and interior security devices, namely, light sensors, motion sensors, surveillance and security monitoring cameras, electronic locks, electronic digital switches, wirelessly-activated switches, wireless control panels, electronic range extending devices for wireless local area network signals, electric doorbells, and intercoms, all sold either at retail or through distributors, either individually or as components of security systems installed or serviced by others