,申请号NL19720008328-传众专利搜索

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发明名称
摘要
申请公布号	NL7208328(A)	申请公布日期	1972.12.27
申请号	NL19720008328	申请日期	1972.06.19
申请人		发明人
分类号	H04S3/02;(IPC1-7):H04R5/04	主分类号	H04S3/02
代理机构		代理人
主权项
地址

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