US PATENT SUBCLASS 330 / 96
.~ Combined with control of bias voltage of signal amplifier


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330 /   HD   AMPLIFIERS

75  DF  SIGNAL FEEDBACK {20}
96.~ Combined with control of bias voltage of signal amplifier


DEFINITION

Classification: 330/96

(under subclass 75) Subject matter combined with bias voltage control means for a signal amplifying device.

(1) Note. For the definition of an amplifier with bias voltage control see subclass 129 below.

SEE OR SEARCH THIS CLASS, SUBCLASS:

129+, for amplifiers having bias voltage control means. See the search notes thereunder.