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发明名称
摘要
申请公布号
JP2989984(B2)
申请公布日期
1999.12.13
申请号
JP19930035351
申请日期
1993.02.24
申请人
KYOSERA KK
发明人
SATO YASUSHI
分类号
G02B27/28;(IPC1-7):G02B27/28
主分类号
G02B27/28
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