US PATENT SUBCLASS 62 / 168
.~.~ By temperature

Current as of: June, 1999
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62 /   HD   REFRIGERATION

132  DF  AUTOMATIC CONTROL {19}
165  DF  .~ Solidified gas {3}
168.~.~ By temperature

DEFINITION

Classification: 62/168

(under subclass 165) Apparatus which is temperature responsive, e.g., venting of the gas is thermostatically controlled.

SEE OR SEARCH THIS CLASS, SUBCLASS:

167, for thermostatic control of a heater, heat transmitter or secondary heat exchanging fluid.