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发明名称
摘要
申请公布号	JPH0217722(U)	申请公布日期	1990.02.06
申请号	JP19880095389U	申请日期	1988.07.19
申请人		发明人
分类号	G03B9/10;(IPC1-7):G03B9/10	主分类号	G03B9/10
代理机构		代理人
主权项
地址

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