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发明名称
摘要
申请公布号
NL7014647(A)
申请公布日期
1971.04.13
申请号
NL19700014647
申请日期
1970.10.06
申请人
发明人
分类号
C11D1/22;C11D3/43;C23G5/028;C23G5/06;D06L1/04;(IPC1-7):C11D1/22;C11D3/44;C23G1/00;C23G5/02
主分类号
C11D1/22
代理机构
代理人
主权项
地址
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