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发明名称
LEAD- AND ARSENIC-FREE OPTICAL LANTHANUM FLINT GLASSES
摘要
申请公布号
KR101177935(B1)
申请公布日期
2012.08.28
申请号
KR20050016134
申请日期
2005.02.25
申请人
发明人
分类号
C03C3/066;C03C3/068
主分类号
C03C3/066
代理机构
代理人
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