74116473
Nov 19, 1990
Aug 24, 1999
compact disc players (with manual or automatic changer); laser disc players (with manual or automatic changer); controllers for automatic disc changer; stereo mixing amplifiers; graphic decoders for CD-graphics; automatic coin boxes (for coins and/or bills) for activating equipment; wireless remote controllers and receivers; pitch controllers (for varying pitch of playback of recorded music); video displays and video projectors; audio-cassette tape featuring recorded music
Electrical and Scientific Apparatus