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
Electrical discharge lamp
Electrode activating compound for gas discharge tube
Electrode for miniature high pressure metal halide lamp
Electrode geometry to improve arc stability
Electrode guide for metal paper printers
Electrode rod support for short arc lamp
Electrode shield for fluorescent lamp having a pair of...
Electrode structures with electrically insulative compressable a