US PATENT SUBCLASS 301 / 38.1
.~ Emergency

Current as of: June, 1999
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301 /   HD   LAND VEHICLES: WHEELS AND AXLES

5.1  DF  WHEEL {21}
38.1.~ Emergency {2}
39.1  DF  .~.~> Tire or rim {4}
40.6  DF  .~.~> Auxiliary wheel movable radially into emergency position

DEFINITION

Classification: 301/38.1

Emergency:

(under subclass 5.1) Wheel intended to be used only when an ordinary wheel is unavailable and intended to be used only temporarily, either to assist or to take the place of the ordinary wheel.