US PATENT SUBCLASS 37 / 205
.~.~.~ Including rotary excavating tool

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}
205.~.~.~ Including rotary excavating tool {1}
206  DF  .~.~.~.~> And scraper blade

DEFINITION

Classification: 37/205

Including rotary excavating tool:

(under subclass 203) Apparatus which includes an implement fixed to a shaft adapted to rotate when in use.