D.C. lamp discharge gas pumping control
Damp rod construction for CRT grid structures
Damper wire for shadow mask in flat Braun tube
Damper wire spring for a cathode ray tube
Damping and muffling structure for EL cell
Damping scrubber for a tension mask support frame
Data display CRT having a white-emitting screen
Data display CRT having a yellow-emitting screen
Daylight fluorescent lamps employing blend
Daylight lamp
DC discharge lamp
DC glow discharge lamp, and ignition apparatus, flood-light appa
DC operated sodium vapor lamp
DC Plasma display panel
DC plasma display panel and methods for making same
DC Type gas discharge display panels
DC type plasma display panel
Decelerating and scan expansion lens system for electron dischar
Decomposition apparatus of organic compound, decomposition...
Decoration lamp device