US PATENT SUBCLASS 280 / 652
.~.~.~.~ One- or two-wheeled

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

29  DF  WHEELED {21}
638  DF  .~ Extensible {6}
639  DF  .~.~ Folding {7}
651  DF  .~.~.~ Cart {1}
652.~.~.~.~ One- or two-wheeled {3}
653  DF  .~.~.~.~.~> Wheelbarrow
654  DF  .~.~.~.~.~> Wheels attached to lower end of handle frame
655  DF  .~.~.~.~.~> Collapsible handle

DEFINITION

Classification: 280/652

(under subclass 651) Folding carts having one or two wheels and relying upon the manual operator for equilibrium when in operation.