Video disc players and video disc recorders; compact disc players and compact disc recorders; tape players and tape recorders; record players; amplifiers; radios and tuners; audio receivers and video receivers; television apparatus; loudspeakers; speaker systems; microphones and microphone mixers; headphones and earphones; cleaning apparatus for sound recording discs; aerials; telephone apparatus; jukeboxes; video discs; compact discs; audio tapes and video tapes; magnetic tapes; recording discs; recording and reproduction apparatus; video cameras; computers; computer peripheral devices; computer keyboards; computer memories; printers for use with computers; data processing apparatus; CD-ROM disc drives and CD-ROM disc auto changers; optical disc drives and optical disc auto changers; computer software; computer operating programs; computer game programs; CD-ROM discs; optical discs and magnetic discs; floppy discs; integrated circuits; semiconductors; television game apparatus; automatic and coin-operated amusement machines; automatic vending machines; remote controllers; cable television converters; bar code readers; audiovisual teaching apparatus; navigation equipment; connectors; batteries; electric cables; cabinets for loudspeakers; audio timers; audio racks; acoustics diaphragms; binoculars

Installation, maintenance and repair of electric apparatus and instruments, of apparatus for recording, transmission or reproduction of sound or images, of telephone apparatus, of office machines and equipment, of automatic vending machines and mechanisms for coin operated apparatus, of data processing apparatus and computers, of manufacturing machinery, of cabinets for speakers and racks, for audio and video appliances