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经营范围
发明名称
VERFAHREN ZUM LOESEN VON METALLEN UNTER VERWENDUNG EINES FURANDERIVATS.
摘要
申请公布号
CH666057(A5)
申请公布日期
1988.06.30
申请号
CH19840003920
申请日期
1984.08.15
申请人
DART INDUSTRIES, INC.
发明人
WONG, KWEE CHANG
分类号
H05K3/06;C23C16/48;C23F1/16;C23F1/18;C23F1/30;(IPC1-7):C23F1/18;C09K13/06
主分类号
H05K3/06
代理机构
代理人
主权项
地址
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