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Home › Surface light source capable of varying angular range for diffusing emitted light and liquid crystal display apparatus capable of displaying selectively with wide view angle and narrow view angle by using same

Surface light source capable of varying angular range for diffusing emitted light and liquid crystal display apparatus capable of displaying selectively with wide view angle and narrow view angle by using same

US Patent 7692733 · Granted Apr 6, 2010

Estimated economic value: $59,000 ⓘ

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