| 378 / | HD | X-RAY OR GAMMA RAY SYSTEMS OR DEVICES |
|
| 91 | DF | ELECTRONIC CIRCUIT {7} |
| 98 | DF | .~ With display or signaling {1} |
| 98.2 |  | .~.~ Televison {8} |
| 98.3 | DF | .~.~.~> With visible light optics |
| 98.4 | DF | .~.~.~> With electronic X-ray scatter compensating |
| 98.5 | DF | .~.~.~> With auxiliary data video display |
| 98.6 | DF | .~.~.~> With electronically scanned X-ray source |
| 98.7 | DF | .~.~.~> With automatic image brightness control |
| 98.8 | DF | .~.~.~> With solid-state image detector |
| 98.9 | DF | .~.~.~> With plural X-ray energies {1} |
| 98.12 | DF | .~.~.~> With image subtraction or addition |