US PATENT SUBCLASS 280 / 46
.~.~.~ Tongue

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

29  DF  WHEELED {21}
638  DF  .~ Extensible {6}
43  DF  .~.~ Vertically adjustable wheels {8}
46.~.~.~ Tongue

DEFINITION

Classification: 280/46

(under subclass 43) Vehicles in which the elevating mechanism is operated by manipulation of the vehicle-tongue.