US PATENT SUBCLASS 180 / 24.11
.~.~ Driven tandem wheels

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

21  DF  SPECIAL WHEEL BASE {6}
22  DF  .~ Five or more wheels {12}
24.11.~.~ Driven tandem wheels {1}
24.12  DF  .~.~.~> One serially driven by other

DEFINITION

Classification: 180/24.11

(under subclass 22) Apparatus comprising wheels spaced longitudinally in the direction of travel of the vehicle and a drive to two of the longitudinally spaced wheels for propelling the vehicle.