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发明名称
OPTICAL SWITCH
摘要
申请公布号
EP0559811(B1)
申请公布日期
1998.03.25
申请号
EP19920902469
申请日期
1991.11.27
申请人
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
发明人
BLOW, KEITH, JAMES;DORAN, NICHOLAS, JOHN
分类号
G02F1/35;G02F3/00;(IPC1-7):G02F1/35
主分类号
G02F1/35
代理机构
代理人
主权项
地址
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