US PATENT SUBCLASS 409 / 227
.~.~ With means to adjust work support vertically

Current as of: June, 1999
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409 /   HD   GEAR CUTTING, MILLING, OR PLANING

64  DF  MILLING {29}
219  DF  .~ Work support {5}
227.~.~ With means to adjust work support vertically

DEFINITION

Classification: 409/227

With means to adjust work support vertically:

(under subclass 219) Apparatus including a base to support the work supporting structure against gravity and including means to cause the work supporting to move relative to the base to thereby present the workpiece to the cutting tool differently.