US PATENT SUBCLASS 280 / 270
.~.~.~ One-wheel controlled

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

29  DF  WHEELED {21}
200  DF  .~ Occupant propelled type {8}
263  DF  .~.~ With steering {5}
270.~.~.~ One-wheel controlled {4}
271  DF  .~.~.~.~> Centering
272  DF  .~.~.~.~> Checked
273  DF  .~.~.~.~> Plural occupant
274  DF  .~.~.~.~> Frames and running gear {3}

DEFINITION

Classification: 280/270

(under subclass 263) Vehicles in which the steering is controlled by a single wheel.

SEE OR SEARCH THIS CLASS, SUBCLASS:

92, for occupant steered vehicles having one wheel control.