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Home › Semi-reflective film and reflective film for optical recording medium, and Ag alloy sputtering target for forming semi-reflective film or reflective film for optical recording medium

Semi-reflective film and reflective film for optical recording medium, and Ag alloy sputtering target for forming semi-reflective film or reflective film for optical recording medium

US Patent 8815149 · Granted Aug 26, 2014

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