Mechanical stop means for a prefocused plastic par lamp

Mercury pressurized incandescent lamp

Metal halide lamp and method of making the same

Metal oxide coating in halogen incandescent lamps

Method and apparatus for manufacturing beaded filament-coil...

Method and apparatus for producing a lamp

Method and apparatus for providing wire support for an...

Method for connecting a supply conductor wire to a contact...

Method for making a tantala/silica interference filter on a...

Method for manufacturing an electric light bulb

Method for producing a multiple filamented cartridge lamp

Method for producing helically wound filament elements, and...

Method for recrystallization of tungsten filament for...

Method for welding a metal foil to a cylindrical metal pin

Method of fabricating a composite lamp member

Method of fabricating heat mirror for incandescent lamp...

Method of making a halogen incandescent lamp

Method of making a lamp with an internally pressed fuse

Method of making a tantala/silica interference filter on a...

Method of making an electric incandescent lamp, and electric...