| 976 / | HD | NUCLEAR TECHNOLOGY |
| DIG 355 | DD | SHIELDED CELLS OR ROOMS [G21F-7/00] {5} |
| DIG 367 | DD | .~ Structural combination with remotely controlled apparatus (e.g., with manipulators) [G21F-7/06] {6} |
| DIG 370 | | .~.~ Remotely manipulated measuring or controlling devices [G21F-7/06C] *** (combined with window DIG. 359) |