US PATENT SUBCLASS 47 / 1.0 1F
.~ Modified earth's surface

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


47 /   HD   PLANT HUSBANDRY

1.0 1R  DD  MISCELLANEOUS {1}
1.0 1F.~ Modified earth's surface {1}
1.0 1T  DD  .~.~> Inclined terrain planting

Unofficial Alpha Subclasses: 1R 1F 1T