86774084
Sep 30, 2015
Aug 22, 2017
Light-emitting diodes (LEDs); light-emitting diode displays; light modulators; light sensitive relays; illumination regulators; light systems comprising light sensors; motion detectors; electronic motion sensitive switches; voltage controlled crystal oscillators; electric current control devices; electric control panels; software drivers for controlling electrical current; light-emitting diodes for use in software drivers; optical fibres being light conducting filaments; exposure meters for photographic devices; electrical junction boxes; lighting transformers; regulating transformers; transformer units; distribution transformers; electric voltage transformers; power supply units comprising transformers; all included in this class
Electrical and Scientific Apparatus