482 / | HD | EXERCISE DEVICES |
92 | DF | USER MANIPULATED FORCE RESISTING APPARATUS, COMPONENT THEREOF, OR ACCESSORY THEREFOR {8} |
121 | DF | .~ Utilizing resilient force resistance {4} |
122 | DF | .~.~ And user supplied counter force {4} |
125 | .~.~.~ User leg supplies counter force to user arm |