US PATENT SUBCLASS 242 / 487.9
.~.~.~ Multiple blades

Current as of: June, 1999
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242 /   HD   WINDING, TENSIONING, OR GUIDING

470  DF  HELICAL OR RANDOM WINDING OF MATERIAL {17}
487.1  DF  .~ And severing {6}
487.7  DF  .~.~ Particular severing device {3}
487.9.~.~.~ Multiple blades

DEFINITION

Classification: 242/487.9

Multiple blades:

(under subclass 487.7) Subject matter wherein the severing means includes separate cutting edges.