US PATENT SUBCLASS 123 / 557
.~.~ Fuel only


Current as of: June, 1999
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123 /   HD   INTERNAL-COMBUSTION ENGINES

434  DF  CHARGE FORMING DEVICE (E.G., POLLUTION CONTROL) {29}
543  DF  .~ Heating of combustible mixture {13}
557.~.~ Fuel only {1}
558  DF  .~.~.~> Fuel is heated to ignition temperature


DEFINITION

Classification: 123/557

Fuel only:

(under subclass 543) Subject matter in which the heating means is used to heat the fuel only.