US PATENT SUBCLASS 191 / 30
.~.~ Protected

Current as of: June, 1999
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191 /   HD   ELECTRICITY: TRANSMISSION TO VEHICLES

22 R  DF  CONDUCTORS {5}
29 R  DF  .~ Third rail {3}
30.~.~ Protected {1}
31  DF  .~.~.~> Closing

DEFINITION

Classification: 191/30

(under subclass 29) Third rail conductors provided with a more or less complete casing, guard, or shield for preventing accidental contact with the exposed conductor element.

SEE OR SEARCH CLASS

238, Railways: Surface Track,

379,.