| 219 / | HD | ELECTRIC HEATING |
| 200 | DF | HEATING DEVICES {14} |
| 201 | DF | .~ Combined with diverse-type art device {12} |
| 202 | DF | .~.~ Vehicle or vehicle component {3} |
| 205 | ![]() | .~.~.~ Motor or engine {3} |
| 206 | DF | .~.~.~.~> Manifold |
| 207 | DF | .~.~.~.~> Carburetor |
| 208 | DF | .~.~.~.~> Radiator or cooling system |