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经营范围
发明名称
Optical waveguide device
摘要
申请公布号
EP0710868(B1)
申请公布日期
2002.04.03
申请号
EP19950307701
申请日期
1995.10.27
申请人
NEC CORPORATION
发明人
MADABHUSHI, RANGARAJ
分类号
G02F1/035;G02F1/225;(IPC1-7):G02F1/035
主分类号
G02F1/035
代理机构
代理人
主权项
地址
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