337 / | HD | ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES |
298 | DF | THERMALLY ACTUATED SWITCHES {7} |
382 | DF | .~ With longitudinally expansible solid element {7} |
399 | DF | .~.~ Contact or terminal structural or composition of material {1} |
400 | .~.~.~ With position adjustment means |