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.
audio and video components, namely, tuners, amplifiers, pre-amplifiers, isolation amplifiers, surround sound decoders, switchers, routers, keypads, remote control devices, wire harnesses, and on-screen display devices, for use in home theater systems, home entertainment systems, multi-room home entertainment systems, and commercial audio and video distribution systems
37
Building construction; repair; installation services
commercial installation of audio video distribution systems and components, namely, tuners, amplifiers, pre-amplifiers, isolation amplifiers, surround sound decoders, switchers, routers, keypads, remote control devices, wire harnesses, and on-screen display devices, for use in home theater systems, home entertainment systems, multi-room home entertainment systems, and commercial audio and video distribution systems