| 242 / | HD | WINDING, TENSIONING, OR GUIDING |
| 520 | DF | CONVOLUTE WINDING OF MATERIAL {17} |
| 522 | DF | .~ With cutting, perforating, or notching {4} |
| 525 | ![]() | .~.~ Longitudinal cutting {5} |
| 525.1 | DF | .~.~.~> Positionally related slitter and winding surface {1} |
| 525.3 | DF | .~.~.~> Includes nonwound strip (e.g., trimming) |
| 525.4 | DF | .~.~.~> Perforating |
| 525.5 | DF | .~.~.~> With particular slitter adjustment |
| 525.6 | DF | .~.~.~> By rotary slitter disk {1} |