US PATENT SUBCLASS 123 / 542
.~.~ Air 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}
540  DF  .~ Cooling of combustible mixture {2}
542.~.~ Air only

DEFINITION

Classification: 123/542

Air only:

(under subclass 540) Subject matter wherein only the air is cooled.

SEE OR SEARCH THIS CLASS, SUBCLASS:

559, for air coolers between a supercharger and an internal-combustion engine.