Composite fluorescent display apparatus

Details Composite fluorescent display apparatus Composite fluorescent display apparatus

1981-07-14

1984-06-26

Mancene, Gene

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313496, 313513, 313519, H01J 6302

Patent

active

044557744

ABSTRACT:
A composite fluorescent display apparatus which permits the luminous display to be observed through a transparent substrate on which various functional elements of the fluorescent display apparatus are formed. The composite fluorescent display apparatus includes pattern display portions which are divided into several groups each effecting different types of display, and each of the pattern display portions is contained in a separate vacuum casing hermetically sealed by a back cover.

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