US PATENT SUBCLASS 48 / 76
.~.~ Producers

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

61  DF  GENERATORS {4}
62 R  DF  .~ Cupola {18}
76.~.~ Producers

DEFINITION

Classification: 48/76

Cupola structures wherein ignited fuel is subjected to an air-blast.

SEE OR SEARCH THIS CLASS, SUBCLASS:

67, 68 and 69.