Search Results for: Cathode ray television picture tubes
(class / ) with communication link (e.g., television broadcast, etc.) (class / ) data storage or retrieval (e.g., memory, video tape, etc.)
(class / ) electromagnetic ray simulates projectile or its path, or utilized for coincidence detection (e.g., light-ray gun, infrared aim detector, etc.) (class / ) coindence detection or indication means (e.g., aim detector, "hit" -indicator, etc.)...
https://patents.justia.com/patents-by-us-classification/463