US PATENT SUBCLASS 82 / 1.3
.~ Forming non-circular bore

Current as of: June, 1999
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82 /   HD   TURNING

1.2  DF  RADIALLY MOVING ROTATING TOOL INSIDE BORE {2}
1.3.~ Forming non-circular bore

DEFINITION

Classification: 82/1.3

(under subclass 1.2) Apparatus or process for forming or finishing a noncircular (e.g., elliptical, square) hole.