US PATENT SUBCLASS 280 / 239
.~.~.~ Three tandem wheels

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

29  DF  WHEELED {21}
200  DF  .~ Occupant propelled type {8}
210  DF  .~.~ With propulsion means {15}
239.~.~.~ Three tandem wheels

DEFINITION

Classification: 280/239

(under subclass 210) Vehicles which are provided with three wheels in tandem.