US PATENT SUBCLASS 29 / 2.25
.~ Method

Current as of: June, 1999
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29 /   HD   METAL WORKING

2.1  DF  BIAS (I.E., HELICALLY) CUTTING OF TUBULAR STOCK {7}
2.25.~ Method

DEFINITION

Classification: 29/2.25

Method:

(under subclass 2.1) Process.