Color screen with space between luminescent regions pervious to

Electric lamp and discharge devices – Cathode ray tube – Shadow mask – support or shield

Patent

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Details

313470, H01J 2930, H01J 2907

Patent

active

039731600

ABSTRACT:
A shadow mask tube having phosphor regions with negative tolerance, and the intermediate spaces between the phosphor regions on the face plate being devoid of usual light-absorbing material and the aluminum layer.

REFERENCES:
patent: 3146368 (1964-08-01), Fiore et al.

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