Unloosable and unturnable electric lamp base system
UV lamp with single plug
Variably positional lamp holder assembly
Vehicle headlight bulb
Vehicle headlight bulb
Vehicle lamp unit
Vehicle light bulb with extending electrical wires
Vibration resistant lamp and base, and method of its manufacture
Waterproofing device for display unit
Wedge base bulb
Wedge base lamp
Wedge base lamp socket
Wedge lead lamp
Wedge lead lamp
Wedge-type lamp bulb assembly
Welding connection for an electric lamp
Wire connecting structure for lamp holders