US PATENT SUBCLASS 280 / 479.1
.~.~.~.~ With motor

Current as of: June, 1999
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280 /   HD   LAND VEHICLES

29  DF  WHEELED {21}
400  DF  .~ Articulated vehicle {30}
477  DF  .~.~ Connection facilitating {1}
478.1  DF  .~.~.~ Draft element bodily shiftable {3}
479.1.~.~.~.~ With motor

DEFINITION

Classification: 280/479.1

With motor:

(under subclass 478.1) Vehicles in which a nonmanual power means is provided to move the shiftable draft element.