Method of making a fluorescent display device having segmentary

Details Method of making a fluorescent display device having segmentary Method of making a fluorescent display device having segmentary

1975-05-19

1977-05-17

Demeo, Palmer C.

Electric lamp and discharge devices

With temperature modifier

For lead-in-seal or stem protection

313217, 313220, 313497, H01J 918, H01J 926, H01J 6302, H01J 6306

Patent

active

040238768

ABSTRACT:
A fluorescent display device comprising a glass base plate fitted thereon with, as the main components, fluorescent material-coated segmentary electrodes, controlling grid electrodes and a cathode for emitting thermal electrons, and a glass panel fusion bonded to said glass base plate so as to cover said electrodes, the fusion bond being effected at much lower temperatures than before.

REFERENCES:
patent: 3532921 (1970-10-01), Akabane et al.
patent: 3668466 (1972-06-01), Shimada et al.
patent: 3787940 (1974-01-01), Kupsky
patent: 3800178 (1974-03-01), Farina
patent: 3864593 (1975-02-01), Kasano
patent: 3873169 (1975-03-01), Miyamoto et al.

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