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发明名称
摘要
申请公布号	DD98512(A1)	申请公布日期	1973.06.20
申请号	DD19720163550	申请日期	1972.06.08
申请人		发明人
分类号	(IPC1-7):C07C103/30	主分类号	(IPC1-7):C07C103/30
代理机构		代理人
主权项
地址

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