74012885
Dec 11, 1989
DIGITAL AMPLIFIERS, AUDIO AMPLIFIERS, VIDEO TAPE RECORDERS, DIGITAL SOUND PROCESSORS, DIGITAL TELEVISIONS, DIGITAL TELEPHONE SETS, ANALOG TO DIGITAL, DIGITAL TO ANALOG CONVERTERS, MODEMS, VOLT METERS AND LONG SCALE INTEGRATION TESTERS, AND MOBILE TELEPHONE SETS, ALL SUCH GOODS INCORPORATING THE TECHNOLOGY OF MULTI-STAGE NOISE SHAPING
Electrical and Scientific Apparatus