US PATENT SUBCLASS 136 / 213
.~ Radiation pyrometer


Current as of: June, 1999
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136 /   HD   BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC

200  DF  THERMOELECTRIC {15}
213.~ Radiation pyrometer {2}
214  DF  .~.~> Including a ray concentrator (e.g., lens, mirror, etc.) {1}
216  DF  .~.~> Evacuated


DEFINITION

Classification: 136/213

(under subclass 200) Apparatus wherein the battery is to be heated substantially entirely by radiations from a body.

SEE OR SEARCH THIS CLASS, SUBCLASS:

206, for solar energy type power generators.

243+, for photoelectric primary batteries.

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250, Radiant Energy,

336.1+, for detection of invisible radiant energy and subclasses 200+ for light responsive photocell circuits and apparatus. 374, Thermal Measuring and Testing,

121+, for such subject matter combined with a measuring circuit.