| 428 / | HD | STOCK MATERIAL OR MISCELLANEOUS ARTICLES |
| 922 | DF | STATIC ELECTRICITY METAL BLEED-OFF METALLIC STOCK* {6} |
| * | | .~ Special properties {7} |
| 927 | DF | .~.~> Decorative informative |
| 928 | DF | .~.~> Magnetic |
| 929 | DF | .~.~> Electrical contact feature |
| 930 | DF | .~.~> Electric superconducting |
| 931 | DF | .~.~> Components of differing electric conductivity |
| 932 | DF | .~.~> Abrasive or cutting feature |
| 933 | DF | .~.~> Sacrificial component |