,申请号JP19680078850U-传众专利搜索

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发明名称
摘要
申请公布号	JPS4631267(Y1)	申请公布日期	1971.10.28
申请号	JP19680078850U	申请日期	1968.09.12
申请人		发明人
分类号	(IPC1-7):H04R3/04;H04R3/00	主分类号	(IPC1-7):H04R3/04
代理机构		代理人
主权项
地址

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