Faceplate cooling system for display tube

Fast warm-up cathode for high power vacuum tubes

Feedback controlled storage tube devices

Field emission ion source having heated anode

Field emitter array

Field free, directly heated lanthanum boride cathode

Fill gas for miniature high pressure metal vapor arc lamp

Film duplicator

Filter adjustment system for use in electronic accelerators and

Fire detectors

Flat luminescence lamp and method for fabricating the same

Flat type low pressure gas discharge lamp

Flexible display device

Fluorescent lamp for unipolar mode of operation

Fluorescent lamp having asymmetric electrodes inside the...

Fluorescent lamp having double-bore inner capillary tube

Fluorescent lamp with bent tubes and support spacer within outer

Fluorescent lamp with integral thermal-insulating plastic jacket

Fluorescent lamp with non-scattering phosphor

Fusion chamber