| 482 / | HD | EXERCISE DEVICES |
| 92 | DF | USER MANIPULATED FORCE RESISTING APPARATUS, COMPONENT THEREOF, OR ACCESSORY THEREFOR {8} |
| 114 | DF | .~ Utilizing frictional force resistance {2} |
| 115 | DF | .~.~ Including rotating friction element {3} |
| 116 | ![]() | .~.~.~ Having return mechanism |