US PATENT SUBCLASS 374 / 183
.~.~ By current modifying sensor

Current as of: June, 1999
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374 /   HD   THERMAL MEASURING AND TESTING

100  DF  TEMPERATURE MEASUREMENT (E.G., THERMOMETER) {13}
163  DF  .~ By electrical or magnetic heat sensor {13}
183.~.~ By current modifying sensor {2}
184  DF  .~.~.~> Reactive element (e.g., capacitive)
185  DF  .~.~.~> Detail of resistive sensor

DEFINITION

Classification: 374/183

By current modifying sensor:

(under subclass 163) Subject matter wherein the sensor has a temperature-responsive variation in electrical impedance from which the temperature determination is obtained.

(1) Note. Included in this and indented subclasses are circuitry arrangements not specifically provided for in subclasses 164-182.