Liquid coolant for high power microwave excited plasma tubes
Liquid dielectric radio frequency pulse generators
Location-sensitive proportional counter tube
Long life incandescent lamp
Long-life luminaires
Low energy starting aid for high intensity discharge lamps
Low noise resistance containing spark plug
Low power pulsed anode magnetron for improving spectrum quality
Low pressure gas discharge lamp with increased end illumination
Low-pressure discharge lamp with cooled internal ballast
Low-pressure mercury vapor discharge lamp
Low-pressure mercury vapor discharge lamp
Low-pressure mercury vapor discharge lamp
Low-pressure mercury vapor discharge lamp and illuminator
Low-pressure mercury vapor discharge lamp having determined...
Low-pressure mercury vapor discharge lamp having determined...
Low-torque magnetron tuning device
Luminaire assembly having a bonded reflector cavity for...
Luminescent plasma discharge device, timepiece, having...
Luminous element and driving circuit