US PATENT SUBCLASS 48 / 117
.~.~.~ Air

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

61  DF  GENERATORS {4}
*  DD  .~ Hydrogen {1}
116  DF  .~.~ Carburetor {2}
117.~.~.~ Air

DEFINITION

Classification: 48/117

Combined hydrogen-generators and means for carbureting air and mixing the two gases. They may further carburet the mixture.