US PATENT SUBCLASS 72 / 213
.~.~ With use of means to move work-forcer

Current as of: June, 1999
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72 /   HD   METAL DEFORMING

199  DF  BY USE OF ROLLER OR ROLLER-LIKE TOOL-ELEMENT {17}
212  DF  .~ With work-forcer offset from, and relatively movable between, spaced rollers {1}
213.~.~ With use of means to move work-forcer

DEFINITION

Classification: 72/213

With use of means to move work forcer:

(under subclass 212) Subject matter including driver means to effect movement of the third tool toward and into the space separating the roller tools.