242 / | HD | WINDING, TENSIONING, OR GUIDING |
520 | DF | CONVOLUTE WINDING OF MATERIAL {17} |
522 | DF | .~ With cutting, perforating, or notching {4} |
525 | DF | .~.~ Longitudinal cutting {5} |
525.1 | DF | .~.~.~ Positionally related slitter and winding surface {1} |
525.2 | .~.~.~.~ Slitter engages winding surface |