US PATENT SUBCLASS 142 / 35
.~.~.~ Chisel

Current as of: June, 1999
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142 /   HD   WOOD TURNING

*  DD  CIRCULAR SECTION {7}
*  DD  .~ Spiral grooving {2}
*  DD  .~.~ Cutter {2}
35.~.~.~ Chisel

DEFINITION

Classification: 142/35

Machines for reducing a stick to a circular section and producing a spiral groove in its circumference by means of a chisel-cutter.