loudspeakers

Electronic control apparatus and computer software programs for operating lighting systems; electronic chokes being ballasts for lighting purposes; light-emitting diodes (LEDs), laser diodes and zener diodes in the nature of lighting diodes; electronic components for lighting purposes, namely, ballasts, starters, capacitors and LED units in whole or partly consisting of integrated LEDs, OLEDs, polymer emitting diodes; electric optical control apparatus for controlling lighting apparatus, elec...