US PATENT SUBCLASS 237 / 32
.~ Fluid fuel

Current as of: June, 1999
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237 /   HD   HEATING SYSTEMS

28  DF  VEHICLE {7}
32.~ Fluid fuel {1}
33  DF  .~.~> Radiator

DEFINITION

Classification: 237/32

(under subclass 28) Vehicle-heating systems utilizing a fluid-fuel burning apparatus.

SEE OR SEARCH CLASS

126, Stoves and Furnaces, appropriate subclasses, for heater, per se.