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发明名称
QUINOXALINE DERIVATIVE, AND LIGHT-EMITTING ELEMENT AND LIGHT-EMITTING DEVICE USING QUINOXALINE DERIVATIVE
摘要
申请公布号
EP2084138(B1)
申请公布日期
2012.04.11
申请号
EP20070828891
申请日期
2007.09.25
申请人
SEMICONDUCTOR ENERGY LABORATORY CO, LTD.
发明人
EGAWA, MASAKAZU;TOKUDA, ATSUSHI
分类号
C07D241/42;C09K11/06;H01L51/50
主分类号
C07D241/42
代理机构
代理人
主权项
地址
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