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发明名称
Optical switch
摘要
申请公布号
US4873690(A)
申请公布日期
1989.10.10
申请号
US19880230837
申请日期
1988.08.10
申请人
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
发明人
ADAMS, MICHAEL J.
分类号
G02F3/00;H01S5/00;H01S5/06
主分类号
G02F3/00
代理机构
代理人
主权项
地址
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