Mark Identification
STEREO SENTRY
Serial Number
73113107
Filing Date
Jan 19, 1977
Registration Date
Jan 30, 1979
Trademark by
Classification Information
SOUND-ACTIVATED AND SILENCE-ACTIVATED CONTROL UNITS FOR AUTOMATICALLY SWITCHING POWER ON OR OFF TO STEREO SYSTEMS, LAMPS, HOUSEHOLD APPLIANCES AND THE LIKE
Electrical and Scientific Apparatus