US8500450B1
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Computer-implemented method of improving reading skills
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US3968576A
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Method and apparatus of aural/visual correspondence for the improvement of reading
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US3874787A
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Audio visual device
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US3905695A
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Controlled reading device
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US3344709A
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Audio-visual instructional apparatus
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US3279098A
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Method of teaching
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US3196453A
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Eye movement camera
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US2745313A
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Controlled reading projector
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US2723591A
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Timed focus tachistoscope
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US2535243A
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Timed reading device
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CA531360A
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Controlled reading device
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CA556503A
|
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Timed focus tachistoscope
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