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US5910706A
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Laterally transmitting thin film electroluminescent device
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Improvements in efficiency of electroluminescent devices
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Improved luminous efficiency in a thin film EL device
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Optical read and write systems
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Improvements in and relating to TFEL technology
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Improvements in efficiency of electroluminescent devices
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Improvements in and relating to thin-film phospher devices
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Improvements in and relating to TFEL technology
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Improvements in and relating to thin film electro-luminescent devices
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Improvements in and relating to ac thin film electro-luminescent devices
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Improvements in and relating to electroluminescent devices
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