US PATENT SUBCLASS 455 / 144
.~.~ With dual purpose amplifying or other stage

Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

130  DF  RECEIVER OR ANALOG MODULATED SIGNAL FREQUENCY CONVERTER {24}
142  DF  .~ Convertible to different type (e.g., AM to FM) {2}
144.~.~ With dual purpose amplifying or other stage

DEFINITION

Classification: 455/144

With dual purpose amplifying or other stage:

(under subclass 142) Subject matter including one or more stages which perform plural functions.

(1) Note. Some examples of dual purpose stages are VHF an UHF amplifiers, amplifier and limiter, and AM-FM detector.