| 361 / | HD | ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES |
| 600 | DF | HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS {11} |
| 679 | DF | .~ For electronic systems and devices {15} |
| 688 | DF | .~.~ With cooling means {2} |
| 704 | DF | .~.~.~ Thermal conduction {8} |
| 707 | DF | .~.~.~.~ Through support means {4} |
| 709 | DF | .~.~.~.~.~ Heat sink {2} |
| 710 | | .~.~.~.~.~.~ Details |