Low-velocity electron excited fluorescent display device

Details Low-velocity electron excited fluorescent display device Low-velocity electron excited fluorescent display device

1976-01-20

1978-07-11

Demeo, Palmer C.

Electric lamp and discharge devices

With luminescent solid or liquid material

Vacuum-type tube

2523014R, C09K 1108, H01J 6304

Patent

active

041004540

ABSTRACT:
A fluorescent display device capable of emitting blue to green light of high luminance and purity is composed of a vacuum tube having an anodic plate bearing thereon a fluorescent screen and a cathode facing the fluorescent screen. The fluorescent screen comprises a gallate-based phosphor represented by the formula

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patent: 3737705 (1973-06-01), Takeda et al.
patent: 3846662 (1974-11-01), Hooker
patent: 3880770 (1975-04-01), Chenot

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