US PATENT SUBCLASS 303 / 124
.~.~ Electric brake

Current as of: June, 1999
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303 /   HD   FLUID-PRESSURE AND ANALOGOUS BRAKE SYSTEMS

121  DF  SPEED-CONTROLLED {44}
123  DF  .~ For a tractor-trailer type vehicle {1}
124.~.~ Electric brake

DEFINITION

Classification: 303/124

Electric brake:

(under subclass 123) Tractor trailer speed control in which motion is retarded or halted by an energized via application of a current and a voltage system.