US PATENT SUBCLASS 408 / 38
.~.~.~ With additional, converging tool

Current as of: June, 1999
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408 /   HD   CUTTING BY USE OF ROTATING AXIALLY MOVING TOOL

31  DF  MACHINE INCLUDING PLURAL TOOLS {5}
36  DF  .~ Coaxial tools {1}
37  DF  .~.~ Coaxial, opposed tools {4}
38.~.~.~ With additional, converging tool

DEFINITION

Classification: 408/38

(under subclass 37) Device including another tool that moves during its operation toward a point on the axis of the coaxial tools, which point is within the work, during the cutting operation of the tools.