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发明名称
摘要
申请公布号
JP2895535(B2)
申请公布日期
1999.05.24
申请号
JP19890309348
申请日期
1989.11.30
申请人
FURUKAWA DENKI KOGYO KK
发明人
OGURA KUNIO;MATSUDA YOSHIKAZU;FURUTA MAKOTO;HIRABAYASHI KAZUTO
分类号
G02B6/44;C03C25/42;(IPC1-7):G02B6/44;C03C25/02
主分类号
G02B6/44
代理机构
代理人
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