US PATENT SUBCLASS 37 / 207
.~.~.~ Including means clearing side of, or groove in, rail

Current as of: June, 1999
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37 /   HD   EXCAVATING

196  DF  SNOW OR ICE REMOVING OR GROOMING BY PORTABLE DEVICE {16}
198  DF  .~ Railway clearer {7}
203  DF  .~.~ For clearing single rail of set {3}
207.~.~.~ Including means clearing side of, or groove in, rail

DEFINITION

Classification: 37/207

Including means clearing side of, or groove in, rail:

(under subclass 203) Apparatus wherein the implement includes a portion depending vertically below the top of the rail and functioning to remove snow or ice either alongside the rail or within a slot formed in the surface of the rail.