US PATENT SUBCLASS 126 / 517
.~.~.~ And air flow regulator

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

500  DF  FIREPLACES OR ACCESSORIES {19}
515  DF  .~ Inlet air supply from outside fireplace room {2}
516  DF  .~.~ With air pump {1}
517.~.~.~ And air flow regulator

DEFINITION

Classification: 126/517

And air flow regulator:

(under subclass 516) Subject matter including means to control the amount of air reaching same flame from said flow path.