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发明名称
摘要
申请公布号
JP2594856(B2)
申请公布日期
1997.03.26
申请号
JP19910316310
申请日期
1991.11.29
申请人
发明人
分类号
G02B27/28;(IPC1-7):G02B27/28
主分类号
G02B27/28
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代理人
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地址
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