US PATENT SUBCLASS 280 / 189
.~.~.~ Wheel operated

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

29  DF  WHEELED {21}
727  DF  .~ Attachment {22}
186  DF  .~.~ Hitching and controlling devices {3}
189.~.~.~ Wheel operated {1}
190  DF  .~.~.~.~> Winding drum {2}

DEFINITION

Classification: 280/189

(under subclass 186) Devices for pulling tension on the driving-lines or separate tie-lines operated by the wheels of the vehicle.