| 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} |
| 748 | DF | .~.~ Printed circuit board {4} |
| 784 | DF | .~.~.~ Plural {5} |
| 785 | ![]() | .~.~.~.~ With separable connector or socket means {6} |
| 786 | DF | .~.~.~.~.~> Having key connection |
| 787 | DF | .~.~.~.~.~> Having spring member |
| 788 | DF | .~.~.~.~.~> Having backplane connection |
| 789 | DF | .~.~.~.~.~> Having flexible connector |
| 790 | DF | .~.~.~.~.~> Stacked |
| 791 | DF | .~.~.~.~.~> Multiple contact pins |