US PATENT SUBCLASS 126 / 21 A
.~.~.~.~ Forced circulation

Current as of: June, 1999
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126 /   HD   STOVES AND FURNACES

*  DD  STOVES {3}
1 R  DF  .~ Cooking {31}
19 R  DF  .~.~ Ovens {4}
21 R  DF  .~.~.~ Ventilated {1}
21 A.~.~.~.~ Forced circulation

Unofficial Alpha Subclasses: R A

DEFINITION

Classification: 126/21

(under subclass 19) Subject matter where means are provided for heating a current of air, circulating it through the oven, and usually feeding it to the combustion chamber or flues.