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| Subject | English | German |
| transp., el. | automatic lighting-regulator | Lichtmaschinenregler |
| el. | light regulator | Lichtsteuergerät |
| el. | light regulator | Dimmer |
| el. | light regulator | Regler |
| gen. | light regulators dimmers electric | Dimmer Lichtregler |
| gen. | light regulators dimmers electric | Lichtregler Dimmer |
| gen. | stage lighting regulators | Regulatoren für Bühnenbeleuchtung |