,申请号NL19710017388-传众专利搜索

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发明名称
摘要
申请公布号	NL7117388(A)	申请公布日期	1972.06.20
申请号	NL19710017388	申请日期	1971.12.17
申请人		发明人
分类号	C09B23/14;(IPC1-7):C09B23/14;D06P3/76	主分类号	C09B23/14
代理机构		代理人
主权项
地址

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