,申请号SU19752188185-传众专利搜索

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发明名称
摘要
申请公布号	SU548632(A1)	申请公布日期	1977.02.28
申请号	SU19752188185	申请日期	1975.11.10
申请人		发明人
分类号	C21C5/54;(IPC1-7):C21C5/54	主分类号	C21C5/54
代理机构		代理人
主权项
地址

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