US PATENT SUBCLASS 83 / 519
.~ Successively acting

Current as of: June, 1999
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83 /   HD   CUTTING

513  DF  TWO TOOL PAIRS, DRIVER FOR ONE PAIR MOVES RELATIVE TO DRIVER FOR OTHER PAIR {4}
519.~ Successively acting

DEFINITION

Classification: 83/519

(under subclass 513) Apparatus wherein the plurality of tools are so driven that in the cutting stroke one or more of the tools comes into cutting engagement with the work before another one or more tools.