| 200 / | HD | ELECTRICITY: CIRCUIT MAKERS AND BREAKERS |
| 19.01 | DF | PERIODIC {13} |
| 19.06 | DF | .~ Multiple contacts {2} |
| 19.07 | ![]() | .~.~ Rotary {5} |
| 19.08 | DF | .~.~.~> Timer |
| 19.09 | DF | .~.~.~> Commutator |
| 19.1 | DF | .~.~.~> Distributor |
| 19.11 | DF | .~.~.~> Adjustable |
| 19.12 | DF | .~.~.~> Radial contact pressure |