US PATENT SUBCLASS 299 / 101
.~ Plural cutting edges on tooth, pick, or bit

Current as of: June, 1999
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299 /   HD   MINING OR IN SITU DISINTEGRATION OF HARD MATERIAL

79.1  DF  CUTTER TOOTH OR TOOTH HEAD {17}
101.~ Plural cutting edges on tooth, pick, or bit

DEFINITION

Classification: 299/101

Plural cutting edges on tooth, pick, or bit:

(under subclass 79.1) Cutter tooth or tooth head in which the element has more than one distinct contact point or line.