US PATENT SUBCLASS 280 / 10
.~.~ Wheel-runner type

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

8  DF  WHEELED AND RUNNER {1}
9  DF  .~ Retracting wheel or runner {2}
10.~.~ Wheel-runner type

DEFINITION

Classification: 280/10

(under subclass 9) Vehicles in which the runner gear in its operative position engages the wheels of the wheeled gear.

SEE OR SEARCH THIS CLASS, SUBCLASS:

13, for wheel runner type sleds.