| 361 / | HD | ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES |
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| 600 | DF | HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS {11} |
| 679 | DF | .~ For electronic systems and devices {15} |
| 748 | DF | .~.~ Printed circuit board {4} |
| 760 |  | .~.~.~ Connection of components to board {9} |
| 761 | DF | .~.~.~.~> Component within printed circuit board {3} |
| 765 | DF | .~.~.~.~> By direct coating of components on board {1} |
| 767 | DF | .~.~.~.~> With mounting pad {4} |
| 772 | DF | .~.~.~.~> With specific lead configuration {4} |
| 777 | DF | .~.~.~.~> By specific pattern on board {2} |
| 780 | DF | .~.~.~.~> Different voltage layers |
| 781 | DF | .~.~.~.~> With switch |
| 782 | DF | .~.~.~.~> Having passive component |
| 783 | DF | .~.~.~.~> Having semiconductive device |