US PATENT SUBCLASS 171 / 119
.~.~.~ Excavator or separator within confines of endless impeller or breakers

Current as of: June, 1999
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171 /   HD   UNEARTHING PLANTS OR BURIED OBJECTS

111  DF  EARTH REMOVAL AND SEPARATION {8}
114  DF  .~ With impeller or clod breaker for excavator or separator {4}
117  DF  .~.~ Endless belt type impeller or breaker {3}
119.~.~.~ Excavator or separator within confines of endless impeller or breakers

DEFINITION

Classification: 171/119

(under subclass 117) Apparatus in which the impeller or breaker means travels in an endless path about the excavating or disassociating means.