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发明名称
OPTICAL SWITCH
摘要
申请公布号
JPH05241121(A)
申请公布日期
1993.09.21
申请号
JP19920044878
申请日期
1992.03.02
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
YAMAZAKI YASUSHI;YAMAGUCHI MASAYASU
分类号
G02F1/13;G02F1/135;G03H1/00;(IPC1-7):G02F1/13
主分类号
G02F1/13
代理机构
代理人
主权项
地址
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