Electric incandescent lamp
Electric incandescent lamp
Electric incandescent lamp
Electric incandescent lamp
Electric incandescent lamp
Electric incandescent lamp and method of manufacture therefor
Electric incandescent lamp having a looped filament support memb
Electric incandescent lamp having an improved filament support
Electric incandescent lamp having discharge arc conductor and di
Electric incandescent lamp with support structure for a planar f
Electric lamp
Electric lamp
Electric lamp
Electric lamp having a coiled incandescent filament and filament
Electric lamp having a push-in filament insert for filament moun
Electric lamp provided with a ceramic discharge tube
Electric lamp with bridge support member providing both compress
Electric lamp with cementless attached base
Electric lamp with reinforced filament structure
Electric lamp with stress relieving means