Alternating current lampchanger control circuit
Apparatus for driving a light source and liquid crystal...
Automatic gas lamp with safety control circuit
Auxilary lighting circuit for high intensity discharge system
Auxiliary quartz lamp lighting system for electronic high...
Back light circuit of LCD in an electric refrigerator
Ceremonial luminary and associated process
Combination discharge-incandescent lamp with thermal switch cont
Combination including an emergency lighting arrangement
Controller for lamp having more than one light source
Economy device for fluorescent lighting fixtures
Electrical receptacle device with main lamp and thermostatically
Emergency lighting apparatus and systems
Emergency lighting system for gaseous discharge lamps
Emergency lighting system for gaseous-discharge lamps
Gaseous discharge lamp system with auxiliary lamp
HID lamp and auxiliary lamp ballast using a single multiple func
High intensity discharge lamp with auxiliary light
High intensity discharge lighting fixture
High-intensity discharge lamp ballast and method for...