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经营范围
发明名称
BRIGHTENING/PASSIVATING METAL SURFACES WITHOUT HAZARD FROM EMISSIONS OF OXIDES OF NITROGEN
摘要
申请公布号
KR100748054(B1)
申请公布日期
2007.08.09
申请号
KR20027008523
申请日期
2002.06.28
申请人
发明人
分类号
C23C22/06
主分类号
C23C22/06
代理机构
代理人
主权项
地址
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