US PATENT SUBCLASS 37 / 214
.~.~ Having scraper blade

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}
214.~.~ Having scraper blade {3}
215  DF  .~.~.~> Inclined plane with V-divider {1}
217  DF  .~.~.~> V-shaped
218  DF  .~.~.~> Diagonal

DEFINITION

Classification: 37/214

Having scraper blade:

(under subclass 198) Apparatus including a transversely extending, generally vertically disposed moldboard.