A hand-held programmer is provided for adjusting various functions of a multi-scene, multi-zone programmable lighting control. The programmer generally includes push-buttons for selecting particular scenes and zones to be programmed and for activating any one of the functions to be adjusted; namely,...http://www.google.es/patents/US5187655?utm_source=gb-gplus-sharePatente US5187655 - Portable programmer for a lighting control
