US PATENT SUBCLASS 48 / 66
.~.~ Rotary bottom

Current as of: June, 1999
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48 /   HD   GAS: HEATING AND ILLUMINATING

61  DF  GENERATORS {4}
62 R  DF  .~ Cupola {18}
66.~.~ Rotary bottom

DEFINITION

Classification: 48/66

Cupola structures provided with a bottom for supporting the fuel, constructed to rotate or rock. Does not include rotary grates.

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