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发明名称
OPTICAL SWITCH
摘要
申请公布号
JPH03129329(A)
申请公布日期
1991.06.03
申请号
JP19890266250
申请日期
1989.10.16
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
TERUI HIROSHI;KOBAYASHI MORIO
分类号
G02B6/30;G02B6/42;G02F1/313
主分类号
G02B6/30
代理机构
代理人
主权项
地址
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