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Home › Emitter material for cathode ray tube having at least one alkaline earth metal carbonate dispersed or concentrated in a mixed crystal or solid solution

Emitter material for cathode ray tube having at least one alkaline earth metal carbonate dispersed or concentrated in a mixed crystal or solid solution

US Patent 6222308 · Granted Apr 24, 2001

Estimated economic value: $198,000 ⓘ

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