Tubular incandescent lamp having improved filament support
Tungsten halogen capsule for headlight
Tungsten halogen lamp
Tungsten halogen lamp
Tungsten halogen lamp containing cyanogen
Tungsten halogen lamp fill mixture comprising a...
Tungsten halogen lamp for headlights
Tungsten halogen lamp having improved seal
Tungsten halogen lamp having lead-in wire comprising...
Tungsten halogen lamp in reflector envelope
Tungsten halogen lamp with coiled getter
Tungsten halogen lamp with heat-dissipating base
Tungsten lamp filament welded joint to lead
Tungsten-bromine cycle lamp
Tungsten-halogen electric lamp with permeable means closing...
Tungsten-halogen lamp
Tungsten-halogen lamp
Tungsten-halogen lamp with hydrogen fluoride
Tungsten-halogen lamp with metal additive
Tungsten-halogen lamps