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发明名称
摘要
申请公布号
JP2873292(B2)
申请公布日期
1999.03.24
申请号
JP19900311481
申请日期
1990.11.19
申请人
FUJIKURA KK;NIPPON DENSHIN DENWA KK
发明人
SAWANO HIROYUKI;KIKUCHI YOSHIO;SATO YOSHUKI;SUZUKI HIDEO;TOMITA SHIGERU
分类号
G02B6/44;(IPC1-7):G02B6/44
主分类号
G02B6/44
代理机构
代理人
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