Safety switch for an electric lamp having an inner bulb and...

Seal glass composition

Sealed micromachined vacuum and gas filled devices

Self-aligning light directing surface mountable miniature incand

Sub-miniature tungsten halogen lamp with major inert gas and min

Submerged lamp with self grounding sleeve

System for attaching a filament to a current lead-in

Three phase light bulb

Tungsten halogen incandescent lamp having an improved mounting s

Tungsten halogen incandescent lamp with arc preventing fill

Tungsten halogen incandescent lamps containing mixed halogens

Tungsten halogen lamp

Tungsten halogen lamp base

Tungsten halogen lamp containing cyanogen

Tungsten halogen lamp having a fine-wire filament and a hydrogen

Tungsten halogen lamp including phosphorous and bromine

Tungsten halogen lamp with heat-dissipating base

Tungsten halogen lamp with infrared reflecting film and...

Tungsten halogen lamp with specific fill material, fill pressure

Tungsten-halogen incandescent and metal vapor discharge lamps an