US PATENT SUBCLASS 48 / 20
.~.~.~.~ Series

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

*  DD  ACETYLENE {5}
*  DD  .~ Generators {5}
4  DF  .~.~ Water feed {15}
19  DF  .~.~.~ Ebb and flow {3}
20.~.~.~.~ Series

DEFINITION

Classification: 48/20

Two or more generators having means for supporting carbid to which a body of water is supplied from beneath in an ebb-and-flow movement produced by the pressure of the gas in the generator.