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经营范围
发明名称
Passive optical device.
摘要
申请公布号
EP0361751(B1)
申请公布日期
1994.12.28
申请号
EP19890309478
申请日期
1989.09.19
申请人
AT&T CORP.
发明人
BLYLER, LEE L.;GRIMES, GARY J.
分类号
G02B6/28;G02B6/42;G02B6/43;H04B10/02;(IPC1-7):G02B6/28;B29D11/00
主分类号
G02B6/28
代理机构
代理人
主权项
地址
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