,申请号JP19780120847U-传众专利搜索

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发明名称
摘要
申请公布号	JPS578310(Y2)	申请公布日期	1982.02.17
申请号	JP19780120847U	申请日期	1978.09.01
申请人		发明人
分类号	H04R7/08;B32B3/12;(IPC1-7):H04R7/08	主分类号	H04R7/08
代理机构		代理人
主权项
地址

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