US PATENT SUBCLASS 303 / 190
.~ Four-wheel drive or all wheel drive

Current as of: June, 1999
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303 /   HD   FLUID-PRESSURE AND ANALOGOUS BRAKE SYSTEMS

121  DF  SPEED-CONTROLLED {44}
190.~ Four-wheel drive or all wheel drive

DEFINITION

Classification: 303/190

Four-wheel drive or all wheel drive:

(under subclass 121) Speed control wherein the braking action is designed for a vehicle with a differential for each axle.