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发明名称
摘要
申请公布号	JPH0142081(Y2)	申请公布日期	1989.12.11
申请号	JP19840131052U	申请日期	1984.08.29
申请人		发明人
分类号	G02B6/42;C03B37/16;G02B6/00;G02B6/44;(IPC1-7):G02B6/00	主分类号	G02B6/42
代理机构		代理人
主权项
地址

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