US PATENT SUBCLASS 152 / 153
.~ With cooling devices

Current as of: June, 1999
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152 /   HD   RESILIENT TIRES AND WHEELS

151  DF  TIRES, RESILIENT {14}
153.~ With cooling devices

DEFINITION

Classification: 152/153

Structure built into the tire or wheel and arranged to cool the tire when in use.

(1) Note. For brake cooling devices, see Class 301, Land Vehicles: Wheels and Axles, subclasses 6.1+.