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Korean Invention Certificate_An LCP film production device and method_CERTIFICATE OF PATENT_BD201-3KR05C-1
Korean Invention Certificate_A production leveling device for preventing warpage of light guide films_CERTIFICATE OF PATENT_BD201-3KR02C
Korean Invention Certificate_A quantum dot composite brightness enhancement film and its preparation method_CERTIFICATE OF PATENT_BD201-3KR06C-1
American invention_An LCP film production device and method_Patent 16965,861 certificate
American certificate-a quantum dot composite brightness enhancement film and its preparation method