US PATENT SUBCLASS 381 / FOR 109
.~ Using time (381/40)

Current as of: June, 1999
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381 /   HD   ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES

FOR 105  DF  SPEECH ANALYSIS AND SYNTHESIS COMBINED (381/36) {2}
FOR 109.~ Using time (381/40)

DEFINITION

Classification: 381/FOR.109

Using time:

Foreign art collection where the signals represent the value of a function of time.