Field emission type cold-cathode electron gun with focusing...
Flash discharge lamp with sintered cathode member
Flash lamp with O-ring electrode seals
Flat lamp with horizontal facing electrodes
Flat-type fluorescent lamp and liquid crystal display device...
Flicker-suppressed, low-power, high-pressure discharge lamp
Fluorescent lamp
Fluorescent lamp and methods for making electrode assemblies...
Fluorescent lamp cathode and method of making cathodes
Fluorescent lamp electrode for instant start circuits
Fluorescent luminous tube