|
US5729244A
(en)
|
|
Field emission device with microchannel gain element
|
|
BE405648A
(enExample)
|
|
|
|
US11728119B2
(en)
|
|
Photocathode, and method for manufacturing photocathode
|
|
US1999649A
(en)
|
|
Electric discharge lamp
|
|
CN112868080B
(zh)
|
|
放大电路用真空管和使用其的放大电路
|
|
Emberson et al.
|
|
Some aspects of the design and performance of a small high-contrast channel image intensifier |
|
US3383514A
(en)
|
|
Multi-stage image converter with both magnifying and minifying stages
|
|
EP3966843B1
(fr)
|
|
Détecteur de rayonnement électromagnétique avec photocathode à rendement quantique amélioré
|
|
FR2833748A1
(fr)
|
|
Tube electronique a collecteur simplifie
|
|
US2171215A
(en)
|
|
Gaseous discharge tube
|
|
US2097258A
(en)
|
|
Electron discharge tube
|
|
BE468744A
(enExample)
|
|
|
|
US2235767A
(en)
|
|
Magnetron tube
|
|
Culp et al.
|
|
A ceramic-metal voltage reference tube |
|
US2100723A
(en)
|
|
Electron discharge device
|
|
Rittman et al.
|
|
High frequency silicon alloy transistor |
|
Jasionis et al.
|
|
Brazing of molybdenum and tungsten |
|
US2217277A
(en)
|
|
Degenerative plate circuit detector
|
|
US1832672A
(en)
|
|
System of television
|
|
Kazan et al.
|
|
An electroluminescent light-amplifying picture panel |
|
Robillard
|
|
Techniques employed in the fabrication of pnp power alloy transistors |
|
BE388302A
(enExample)
|
|
|
|
BE445514A
(enExample)
|
|
|
|
BE367485A
(enExample)
|
|
|
|
BE371803A
(enExample)
|
|
|