US PATENT SUBCLASS 123 / 219
.~.~ Stratification


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

200  DF  ROTARY {12}
216  DF  .~ With charge treatment means {4}
219.~.~ Stratification


DEFINITION

Classification: 123/219

Stratification:

(under subclass 216) Apparatus wherein the treatment means consists of structure for feeding air or air/fuel mixtures having different air/fuel ratios into the working chamber.