US PATENT SUBCLASS 165 / 75
.~ Heating or cooling means within the covered chamber

Current as of: June, 1999
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165 /   HD   HEAT EXCHANGE

72  DF  COVERED ACCESS OPENING {2}
75.~ Heating or cooling means within the covered chamber

DEFINITION

Classification: 165/75

(under subclass 72) Apparatus in which the covered opening provides access from the exterior of a casing to space within it, in which the temperature modifying means is located.