US PATENT SUBCLASS 708 / 172
.~.~ Audio

Current as of: June, 1999
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708 /   HD   ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING

100  DF  ELECTRICAL DIGITAL CALCULATING COMPUTER {10}
160  DF  .~ Having specialized output {11}
172.~.~ Audio

DEFINITION

Classification: 708/172

Audio:

(under subclass 160) Subject matter where the specialized output is in audible form.

SEE OR SEARCH CLASS

364, Electrical Computers and Data Processing Systems,

131+, for plural programmable computers used in a control system.

381, Electrical Audio Signal Processing Systems and Devices, appropriate subclasses for electrical audio signal processing in general.