Discharge vessel with excimer fill, and associated discharge...

Discontinuity orientation in a multielement lens

Discriminative alkali halide screen

Dispenser cathode

Dispenser cathode and method of manufacturing the cathode

Dispenser cathode containing barium and scandium oxides

Dispenser cathode for a grid-controlled electron tube and...

Dispenser cathode with impermeable protective coating

Dispenser cathode with oxide of barium, scandium and aluminium

Dispenser cathodes

Dispenser cathodes for electron discharge tubes

Dispersion of finely divided substances in an apolar...

Display apparatus

Display apparatus having an enhanced resolution shadow mask...

Display control apparatus

Display device

Display device

Display device

Display device

Display device