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发明名称
摘要
申请公布号	JP3006079(B2)	申请公布日期	2000.02.07
申请号	JP19900317505	申请日期	1990.11.21
申请人		发明人
分类号	G03B27/32;G03B27/70;(IPC1-7):G03B27/32	主分类号	G03B27/32
代理机构		代理人
主权项
地址

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