US PATENT SUBCLASS 147 / 23
.~ Sliding knife

Current as of: June, 1999
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147 /   HD   COOPERING

*  DD  CROZING STAVES {3}
23.~ Sliding knife

DEFINITION

Classification: 147/23

Machines for crozing staves in which the stave is immovably supported and the croze, howel, or chamfer is cut by a knife carried in a reciprocating carrier.