| 361 / | HD | ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES |
| 212 | DF | DISCHARGING OR PREVENTING ACCUMULATION OF ELECTRIC CHARGE (E.G., STATIC ELECTRICITY) {5} |
| 220 | DF | .~ Specific conduction means or dissipator {3} |
| 223 | ![]() | .~.~ Shoe type {1} |
| 224 | DF | .~.~.~> Integral with shoe |