US PATENT SUBCLASS 47 / 46
.~ Linear

Current as of: June, 1999
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47 /   HD   PLANT HUSBANDRY

44  DF  PLANT SUPPORTS {3}
46.~ Linear

DEFINITION

Classification: 47/46

The support has a linear extension.

(1) Note. Grapevine trellises are included when they have linear arrangement.