| 976 / | HD | NUCLEAR TECHNOLOGY |
| DIG 335 | DD | SHIELDING CHARACTERIZED BY ITS PHYSICAL FORM (e.g., granules or shape of the material) [G21F-3/00] {2} |
| DIG 336 | | .~ Clothing [G21F-3/02] {3} |
| DIG 337 | DD | .~.~> Clothing surrounding the wearer completely [G21F-3-02B] |
| DIG 338 | DD | .~.~> Aprons [G21F-3/02C] |
| DIG 339 | DD | .~.~> Gloves [G21F-3/02D] *** (mounting means on glove boxes DIG. 363) |