Electric lamp and discharge devices – Cathode ray tube – Envelope
Patent
1983-11-02
1985-08-27
Moore, David K.
Electric lamp and discharge devices
Cathode ray tube
Envelope
313112, 350312, H01J 3100, H01J 516
Patent
active
045380899
ABSTRACT:
A filtering device for removing unwanted radiation from a green luminescing CRT comprises a solution of a soluble praseodymium salt, sodium fluorescein and Fast Green FCF.
REFERENCES:
patent: 3971932 (1976-07-01), Sewell et al.
patent: 4106857 (1978-08-01), Snitzer
Moore David K.
North American Philips Corporation
Spain Norman N.
Wieder K.
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