H - Electricity – 01 – J
Patent
H - Electricity
01
J
313/35.151
H01J 29/10 (2006.01) G02B 5/24 (2006.01) H01J 29/89 (2006.01)
Patent
CA 1215424
ABSTRACT: "Green luminescent cathode-ray tube device with improved color filtering system." 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.
466732
Koninklijke Philips Electronics N.v.
Van Steinburg C.e.
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