US PATENT SUBCLASS 47 / 1.0 1T
.~.~ Inclined terrain planting
Current as of:
June, 1999
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47 /
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PLANT HUSBANDRY
1.0 1R
DD
MISCELLANEOUS
{1}
1.0 1F
DD
.~ Modified earth's surface {1}
1.0 1T
.~.~ Inclined terrain planting
Unofficial Alpha Subclasses: 1R 1F 1T