| 473 / | HD | GAMES USING TANGIBLE PROJECTILE | 
| 415 | DF | PLAYING FIELD OR COURT GAME; GAME ELEMENT OR ACCESSORY THEREFOR OTHER THAN PROJECTOR OR PROJECTILE, PER SE {14} | 
| 422 | DF | .~ Practice or training device {7} | 
| 423 | DF | .~.~ Tethered projectile {6} | 
| 424 |  | .~.~.~ Tether attached to means adapted to be held by, carried by, or attached to person {1} | 
| 425 | DF | .~.~.~.~> Person held, carried, or attached means is nonmechanical projector |