US PATENT SUBCLASS 188 / 25
.~.~ Roller

Current as of: June, 1999
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188 /   HD   BRAKES

2 R  DF  VEHICLE {19}
24.11  DF  .~ Velocipede (e.g., bicycle, etc.) {4}
25.~.~ Roller

DEFINITION

Classification: 188/25

The brake-shoe is a cylinder or other rotating body.