US PATENT SUBCLASS 62 / 3.7
.~.~ Including specific circuitry or heat exchanger material

Current as of: June, 1999
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62 /   HD   REFRIGERATION

3.1  DF  USING ELECTRICAL OR MAGNETIC EFFECT {1}
3.2  DF  .~ Thermoelectric; e.g., peltier effect {5}
3.7.~.~ Including specific circuitry or heat exchanger material

DEFINITION

Classification: 62/3.7

Including specific circuitry or heat exchanger material:

(under subclass 3.2) Process or apparatus wherein significance is attributed to either electric circuitry associated with the cooling unit or to a material from which the cooling unit is constructed.