,申请号JP19780122956U-传众专利搜索

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发明名称
摘要
申请公布号	JPS5539773(U)	申请公布日期	1980.03.14
申请号	JP19780122956U	申请日期	1978.09.07
申请人		发明人
分类号	H04R9/12;G11B3/50;(IPC1-7):H04R9/12	主分类号	H04R9/12
代理机构		代理人
主权项
地址

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