| 160 / | HD | FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL |
| 87 | DF | PLURAL AND/OR WITH RIGID CLOSURE {5} |
| 89 | DF | .~ Diverse types {2} |
| 90 | DF | .~.~ With rigid closure {10} |
| 92 | DF | .~.~.~ Swinging rigid closures {4} |
| 93 | DF | .~.~.~.~ Intermediate axis {1} |
| 94 | ![]() | .~.~.~.~.~ With opposite, parallel, offset flexible panels |