US PATENT SUBCLASS 123 / 593
.~.~ By screen means

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

434  DF  CHARGE FORMING DEVICE (E.G., POLLUTION CONTROL) {29}
590  DF  .~ Charge-mixing device in intake (e.g., device which insures the atomization of the combustible mixture) {3}
593.~.~ By screen means

DEFINITION

Classification: 123/593

By screen means:

(under subclass 590) Subject matter in which the device is a

foraminous member disposed across the intake of the engine.