Front panel for color television tubes

Details Front panel for color television tubes Front panel for color television tubes

1989-07-25

1991-01-15

O'Shea, Sandra L.

Electric lamp and discharge devices

Cathode ray tube

Envelope

313461, 220 21A, H01J 2986

Patent

active

049856588

ABSTRACT:
Disclosed are a method for the fabrication of a color television tube as well as a front panel for trichromatic television tubes. The disclosure can be applied to the reception of high-definition television transmissions. According to the disclosure, the front panels designed for a high-definition television tube screen are elements of the group of surfaces defined by

REFERENCES:
patent: 4535907 (1985-09-01), Tokita et al.
patent: 4537321 (1985-08-01), Tokita
patent: 4537322 (1985-08-01), Okada et al.
patent: 4777401 (1988-10-01), Hosokoshi et al.
patent: 4786840 (1988-11-01), Ragland
patent: 4839556 (1989-06-01), Ragland
patent: 4887001 (1989-12-01), D'Amato et al.

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