463 / | HD | AMUSEMENT DEVICES: GAMES |
49 | SIMULATED-PROJECTILE GAME, TARGET THEREFOR, OR ACCESSORY {3} | |
50 | DF | .~> Plural simulated projectors (e.g., tennis, shoot-out, dual, etc.) |
51 | DF | .~> Electromagnetic ray simulates projectile or its path, or utilized for coincidence detection (e.g., light-ray gun, infrared aim detector, etc.) {1} |
53 | DF | .~> Coindence detection or indication means (e.g., aim detector, "hit" -indicator, etc.) {3} |