US PATENT SUBCLASS 37 / 91
.~ Wheel excavator
Current as of:
June, 1999
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EXCAVATING
347
DF
DITCHER
{8}
91
.~ Wheel excavator {2}
92
DF
.~.~
> Longitudinal axis {1}
94
DF
.~.~
> Transverse axis {1}
DEFINITION
Classification: 37/91
(under subclass 347) Apparatus wherein the digger is a wheel.
(1) Note. Compare this class, subclass 393.