US PATENT SUBCLASS 327 / 371
.~.~.~ Temperature control

Current as of: June, 1999
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327 /   HD   MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS

365  DF  GATING (I.E., SWITCHING INPUT TO OUTPUT) {12}
366  DF  .~ Superconductive (e.g., cryogenic, etc.) device {5}
369  DF  .~.~ External control (e.g., piezoelectric, light, etc.) {2}
371.~.~.~ Temperature control

DEFINITION

Classification: 327/371

Temperature control:

(under subclass 369) Subject matter wherein the switching operation is responsive to a variation of temperature.

SEE OR SEARCH THIS CLASS, SUBCLASS:

187, for an external effect stable state circuit.

512+, for miscellaneous thermal effect circuits.