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发明名称
摘要
申请公布号	JPS649217(U)	申请公布日期	1989.01.18
申请号	JP19870102980U	申请日期	1987.07.03
申请人		发明人
分类号	G02C5/12;(IPC1-7):G02C5/12	主分类号	G02C5/12
代理机构		代理人
主权项
地址

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