US PATENT SUBCLASS 493 / 370
.~ By rotary tool

Current as of: June, 1999
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493 /   HD   MANUFACTURING CONTAINER OR TUBE FROM PAPER; OR OTHER MANUFACTURING FROM A SHEET OR WEB

340  DF  WITH CUTTING, BREAKING, TEARING, OR ABRADING {9}
370.~ By rotary tool {1}
371  DF  .~.~> With flexibly mounter cutter

DEFINITION

Classification: 493/370

By rotary tool:

(under subclass 340) Method or apparatus wherein piercing, ripping, or engaging by a crystalline tool is effected by a member in engagement with the workpiece and rotating more than 360 deg. about an axis.