Sealed lighting unit for clean-rooms and the like
Self supporting recessed ceiling fixture
Self-illuminating glass block construction unit
Semi-recessed downlight wall wash canopy luminaire
Service outlet wall and rail system for use thereon
Skylight and lamp combination
Skylight system
Spring clip for a recessed light fixture assembly
Spring for securing trims in recessed lighting housings
Strip light shade
Strip lighting fixture for mass transit vehicles
Structural device applied to ceiling luminaries, lamps or...
Surgical theater system having light, monitors, and cameras
Suspension ceiling and recessed lighting system
System for securing illumination instrument