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法人/股东/高管

发明名称
摘要
申请公布号	JPS57153400(U)	申请公布日期	1982.09.27
申请号	JP19810039773U	申请日期	1981.03.20
申请人		发明人
分类号	G10K9/18;G10K9/13;H04R11/00;H04R13/00;(IPC1-7):G10K9/13	主分类号	G10K9/18
代理机构		代理人
主权项
地址

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