| 270 / | HD | SHEET-MATERIAL ASSOCIATING |
| 52.01 | DF | ASSOCIATING OR DISASSOCIATING {11} |
| 58.01 | DF | .~ Sheet associating {13} |
| 58.07 | DF | .~.~ Performing operation on stacks (e.g., binding, cutting) {3} |
| 58.14 | ![]() | .~.~.~ Plural stackers {2} |
| 58.15 | DF | .~.~.~.~> Means to spread apart stackers |
| 58.16 | DF | .~.~.~.~> With edge aligner |