US PATENT SUBCLASS 180 / 8.6
.~.~ With alternately lifted feet or skid

Current as of: June, 1999
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180 /   HD   MOTOR VEHICLES

7.1  DF  SPECIAL DRIVING DEVICE {6}
8.1  DF  .~ Stepper {5}
8.6.~.~ With alternately lifted feet or skid

DEFINITION

Classification: 180/8.6

With alternately lifted feet or skids:

Motor vehicle under 8.1 having ground engaging means that are alternately lifted from the ground and reciprocated or swung relative to the vehicle to move the vehicle.