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发明名称
摘要
申请公布号	FR1554727(A)	申请公布日期	1969.01.24
申请号	FRD1554727	申请日期	1967.10.20
申请人		发明人
分类号	C21B5/00;C21B11/02	主分类号	C21B5/00
代理机构		代理人
主权项
地址

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