US PATENT SUBCLASS 37 / 199
.~.~ With melter

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}
199.~.~ With melter {1}
200  DF  .~.~.~> Heated plow

DEFINITION

Classification: 37/199

With melter:

(under subclass 198) Apparatus including means for changing the excavated snow or ice from its solid state to a liquid state.

SEE OR SEARCH THIS CLASS, SUBCLASS:

227, for a general purpose snow excavator with melter, and see search notes therein for reference to other classes.