9
Measuring, signalling, checking (supervision) apparatus and instruments for lighting engineering applications; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity for lighting engineering applications; electronic and electrotechnical components, apparatus and apparatus parts (included in class 9); light controllers, dimmers and control devices, including for the remote-control of lighting installations; electronic operating and protection apparatus and parts thereof, in particular transformers, ballasts, electric supply and connecting terminals; electronic ballasts; electronic converters, transformers and dimmers; electronic lighting control systems; controllers and regulators for lighting systems, including electric and electronic switches, sensors and software; inverters for emergency lighting applications; ballast combined with inverter functions
11
Lighting apparatus and components and parts thereof, in particular for land vehicles, water vehicles and aircraft; lighting apparatus and installations and components and parts thereof; electric lamps and lamp accessories; sockets for electric lights
42
Scientific and technological services and research and design relating thereto for lighting engineering and lighting systems; design and development of software for lamp ballasts and control systems for lighting engineering; Research and development with regard to ballast for lamps and lighting systems