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经营范围
发明名称
OPTICAL SWITCH MODULE
摘要
申请公布号
JPH06148698(A)
申请公布日期
1994.05.27
申请号
JP19920299464
申请日期
1992.11.10
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
NAGASE AKIRA;HIMENO AKIRA;YUKIMATSU KENICHI;OKUNO MASAYUKI;KATO KUNIHARU
分类号
G02F1/313;(IPC1-7):G02F1/313
主分类号
G02F1/313
代理机构
代理人
主权项
地址
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