US PATENT SUBCLASS 37 / 246
.~.~ Electric motor drive


Current as of: June, 1999
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37 /   HD   EXCAVATING

196  DF  SNOW OR ICE REMOVING OR GROOMING BY PORTABLE DEVICE {16}
244  DF  .~ Motorized rotary excavating tool {8}
246.~.~ Electric motor drive


DEFINITION

Classification: 37/246

Electric motor drive:

(under subclass 244) Apparatus wherein the shaft is driven by an electric motor.