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发明名称
摘要
申请公布号	NL7308713(A)	申请公布日期	1974.05.10
申请号	NL19730008713	申请日期	1973.06.22
申请人		发明人
分类号	C04B24/30;C04B24/22;C04B28/02;(IPC1-7):C04B7/56	主分类号	C04B24/30
代理机构		代理人
主权项
地址

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