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经营范围
发明名称
Etching baths
摘要
申请公布号
GB991014(A)
申请公布日期
1965.05.05
申请号
GB19600017349
申请日期
1960.05.17
申请人
EMILE LEMAIRE;ROGER LEMAIRE
发明人
分类号
C23F1/42
主分类号
C23F1/42
代理机构
代理人
主权项
地址
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