Device for automatically switching color of luminescent...

Device for checking the evaluation circuit for automatic...

Device for controlling the brightness of an instrumentation...

Device for controlling the light width of headlights for vehicle

Device for controlling the operation of at least one functional

Device for influencing a lighting installation as a function...

Device for maintaining a stopped vehicle in braked condition

Device for the control of the luminous flux from a main beam bul

Device for triggering a lighting device in a motor vehicle

Dimmer circuit

Dimmer for use with vehicle

Dimmer for vehicle use

Dimmer passing device for headlamp of vehicle

Dimmer switch with electronic control

Direction-indication-lamp control apparatus for vehicle

Discharge lamp apparatus having directly coupled lamp and...

Discharge lamp device for vehicle

Discharge lamp device for vehicle

Discharge lamp lighting apparatus driven by internal...

Discharge lamp lighting circuit with protection circuit