75386028
Nov 6, 1997
ELECTROACOUSTIC SOUND GENERATOR INCLUDING A FLAT PANEL WITH EMBEDDED CERAMIC DRIVER WHICH IS DRIVEN BY AN ELECTRIC SIGNAL TO GENERATE ACOUSTIC SOUND INSTALLED IN SPEAKER CABINETS AND PICTURE FRAMES OF ANY SIZE AND CONSTRUCTION; ALSO ADDITIONAL SUBWOOFER SPEAKERS ADDED TO GIVE A FULL RANGE OF SOUND AND PARTS FOR ALL OF THE ABOVE
Electrical and Scientific Apparatus