US PATENT SUBCLASS 381 / 314
.~ Programming interface circuitry

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

312  DF  HEARING AIDS, ELECTRICAL {9}
314.~ Programming interface circuitry

DEFINITION

Classification: 381/314

Programming interface circuitry:

(under subclass 312) Subject matter including circuitry within the hearing aid or external to the hearing aid for connection to the hearing aid in order to program it.

SEE OR SEARCH THIS CLASS, SUBCLASS:

323, for programming interface terminals in a hearing aid, without circuitry,