US PATENT SUBCLASS 37 / 203
.~.~ For clearing single rail of set

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.~.~ For clearing single rail of set {3}
204  DF  .~.~.~> Electrified rail
205  DF  .~.~.~> Including rotary excavating tool {1}
207  DF  .~.~.~> Including means clearing side of, or groove in, rail

DEFINITION

Classification: 37/203

For clearing single rail of set:

(under subclass 198) Apparatus wherein the trackway includes a plurality of rails, and including an implement adapted to remove snow or ice from an individual rail of the plurality.

(1) Note. There may be a plurality of implements, each removing snow or ice from a different rail.

SEE OR SEARCH CLASS

104, Railways,

279+, for a device which clears a track of material other than snow or ice.