US PATENT SUBCLASS 180 / 6.7
.~ Endless flexible track

Current as of: June, 1999
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180 /   HD   MOTOR VEHICLES

6.2  DF  STEERING BY DRIVING {9}
6.7.~ Endless flexible track

DEFINITION

Classification: 180/6.7

(under subclass 6.2) Vehicles wherein the traction elements are flexible and endless.

SEE OR SEARCH THIS CLASS, SUBCLASS:

6.58+, for endless flexible tracked vehicles mounting a rotatable superstructure.

9.1+, for endless flexible tracked vehicles not involving steering by driving.