Patent classifications
H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01J
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
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29/00
Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
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H01J29/02
Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
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H01J29/10
Screens on or from which an image or pattern is formed, picked up, converted or stored
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H01J29/36
Photoelectric screens; Charge-storage screens
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H01J29/38
not using charge storage, e.g. photo-emissive screen, extended cathode
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H01J29/385
Photocathodes comprising a layer which modified the wave length of impinging radiation
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