| 270 / | HD | SHEET-MATERIAL ASSOCIATING |
| 52.01 | DF | ASSOCIATING OR DISASSOCIATING {11} |
| 58.01 | DF | .~ Sheet associating {13} |
| 58.18 | DF | .~.~ Plural stackers {2} |
| 58.2 | ![]() | .~.~.~ With hopper {2} |
| 58.21 | DF | .~.~.~.~> Radially arranged |
| 58.22 | DF | .~.~.~.~> Annularly arranged |