,申请号HU1973BU00690-传众专利搜索

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发明名称
摘要
申请公布号	HU169835(B)	申请公布日期	1977.02.28
申请号	HU1973BU00690	申请日期	1973.10.15
申请人		发明人
分类号	C07C45/00;C07C47/00;(IPC1-7):C07C45/00	主分类号	C07C45/00
代理机构		代理人
主权项
地址

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