US PATENT SUBCLASS 147 / 35.5
SHAPING STAVES


Current as of: June, 1999
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147 /   HD   COOPERING

35.5SHAPING STAVES


DEFINITION

Classification: 147/35.5

Machines for finishing staves with convex outer and concave inner surfaces; also, machines for reducing the thickness of staves between their ends, so that they may be more readily bent to give the proper bulge to the barrel.