73671822
Jul 13, 1987
Aug 29, 1989
PRERECORDED AUDIO TAPES, CARTRIDGES, CASSETTES; AUDIO TAPE RECORDING AND PLAYBACK MACHINES, MICROPHONES, SPEAKERS, HEADPHONES
Electrical and Scientific ApparatusMUSIC PROGRAMMING SERVICES, NAMELY PRE-PLANNED, TAPED FOREGROUND MUSIC FOR BUSINESS
Education and Entertainment