,申请号JP19810181315U-传众专利搜索

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发明名称
摘要
申请公布号	JPS5885899(U)	申请公布日期	1983.06.10
申请号	JP19810181315U	申请日期	1981.12.04
申请人		发明人
分类号	G02C11/06;H04R25/00;H04R25/02;(IPC1-7):H04R25/00	主分类号	G02C11/06
代理机构		代理人
主权项
地址

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