US PATENT SUBCLASS 62 / 275
.~ By external heater

Current as of: June, 1999
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62 /   HD   REFRIGERATION

272  DF  WITH MEANS PREVENTING OR HANDLING ATMOSPHERIC CONDENSATE RELATIVE TO HEAT ABSORBER {9}
275.~ By external heater {1}
276  DF  .~.~> Heating principal heat absorber, e.g., evaporator

DEFINITION

Classification: 62/275

(under subclass 272) Apparatus aided by heating means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

349+, for similar apparatus used to release a congealed product from a heating absorbing element.

SEE OR SEARCH CLASS

219, Electric Heating,

538, for electrical heaters, per se, some of which may be used for defrosting.