73391117
Sep 28, 1982
COMMERCIAL AND INSTITUTIONAL COMPOSITE SOUND SYSTEMS, NAMELY-CHURCH PUBLIC ADDRESS AND MUSIC PLAYBACK SYSTEMS, STADIUM PUBLIC ADDRESS SYSTEMS, LIVE THEATER PUBLIC ADDRESS SYSTEMS, SCHOOL INTERCOM SYSTEMS AND SOUND CONTROL APPARATUS WHICH ARE COMPRISED OF AMPLIFIERS, LOUDSPEAKERS, MICROPHONES, AND ELECTRONIC COMPONENTS.
Electrical and Scientific Apparatus