US PATENT SUBCLASS 37 / 92
.~.~ Longitudinal axis

Current as of: June, 1999
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37 /   HD   EXCAVATING

347  DF  DITCHER {8}
91  DF  .~ Wheel excavator {2}
92.~.~ Longitudinal axis {1}
93  DF  .~.~.~> Conveyor

DEFINITION

Classification: 37/92

(under subclass 91) Apparatus wherein the axis of the digging wheel extends longitudinally of the ditch.

(1) Note. Compare this class, subclasses 209+, 244+, and 331.