| 439 / | HD | ELECTRICAL CONNECTORS |
| 775 | DF | METALLIC CONNECTOR OR CONTACT HAVING MOVABLE OR RESILIENT SECURING PART {15} |
| 778 | DF | .~ Externally threaded, bifurcated bolt for joining conductors having like cross-sectional shape {2} |
| 780 | ![]() | .~.~ With slidable conductive element between conductors |