US PATENT SUBCLASS 142 / 34
.~.~.~.~ Roller feed
Current as of: June, 1999
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DEFINITION
Classification:        142/34  
Machines for reducing a stick to a circular section and  producing a spiral groove in its circumference by means of a  rotary cutter.  The movements of the stick past the cutter  are controlled by positively-driven feed-rollers.