US PATENT SUBCLASS 137 / 335
.~ With burner

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

334  DF  WITH HEATING OR COOLING OF THE SYSTEM {6}
335.~ With burner {1}
336  DF  .~.~> Flue extending through fluid

DEFINITION

Classification: 137/335

(under subclass 334) Apparatus in which the source of heat for the device includes a burner.

SEE OR SEARCH CLASS

222, Dispensing,

113, for dispensers with burners.