| 336 / | HD | INDUCTOR DEVICES |
| 115 | DF | RELATIVELY MOVABLE COILS {5} |
| 122 | DF | .~ Angularly movable {3} |
| 125 | ![]() | .~.~ About axis normal to other coil axis {3} |
| 126 | DF | .~.~.~> Plural coils movable with respect to a coil |
| 127 | DF | .~.~.~> Similar spherical-shaped coils |
| 128 | DF | .~.~.~> Tubular stationary coil |