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发明名称
摘要
申请公布号	FR2185692(B1)	申请公布日期	1977.02.11
申请号	FR19730018522	申请日期	1973.05.22
申请人	DU PONT DE NEMOURS AND CY	发明人
分类号	C25D3/22;(IPC1-7):C23B5/10	主分类号	C25D3/22
代理机构		代理人
主权项
地址

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