78539459
Dec 29, 2004
Audio amplifier circuitry for audio and video components, namely amplifiers, preamplifiers, crossovers, equalizers, mixers, tuners, receivers, compact disc (CD) players, digital-to-analog (DAC) converters, analog-to-digital (AD) converters, surround sound processors, audio processors and audio speakers; video components, namely television receivers, video monitors, video projectors and digital video disc (DVD) players
Electrical and Scientific Apparatus