US PATENT SUBCLASS 188 / 4 R
.~ Wheel and ground

Current as of: June, 1999
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188 /   HD   BRAKES

2 R  DF  VEHICLE {19}
4 R.~ Wheel and ground {1}
4 B  DF  .~.~> Rotary brake member

Unofficial Alpha Subclasses: R B

DEFINITION

Classification: 188/4

Includes brakes for nonrail vehicles which act on the wheel and ground.

(1) Note. Brakes of this description usually are applied between the wheel and the ground.

SEE OR SEARCH THIS CLASS, SUBCLASS:

36, for chocks applied to rail-vehicles.

SEE OR SEARCH CLASS

70, Locks,

18, for patents for wheel-chocks attached to the wheel.