US PATENT SUBCLASS 30 / 490
.~ Adjustable mouthpiece

Current as of: June, 1999
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30 /   HD   CUTLERY

478  DF  BENCH PLANE {11}
490.~ Adjustable mouthpiece

DEFINITION

Classification: 30/490

Adjustable mouthpiece:

(under subclass 478) Device including a channel for passage of material cut from a workpiece, and means for changing the channel's size.