473 / | HD | GAMES USING TANGIBLE PROJECTILE |
569 | DF | PROJECTILE, PER SE; PART THEREOF OR ACCESSORY THEREFOR {28} |
596 | .~ Having handle or surface configuration for enhancing user's handgrip thereon {1} | |
597 | DF | .~.~> Grip-enhancing means comprises closure or seam of casing or cover or comprises simulation of such closure or seam (e.g., lacing of football casing, etc.) |