Apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; blank magnetic data carriers and audio and video recording discs; prerecorded compact discs, DVDs, magnetic computer tapes, magnetic tapes for tape recorders, videotapes, video cassettes, optical data carriers, prerecorded magnetic data cariers, audio and video recording discs, compact discs, DVDs, magnet...