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经营范围
发明名称
ELECTROLUMINESCENT DEVICE
摘要
申请公布号
IE791320(L)
申请公布日期
1980.01.18
申请号
IE19790001320
申请日期
1979.08.08
申请人
WESTERN ELECTRIC CO
发明人
分类号
G09G3/30;(IPC1-7):G09G3/30;G11C13/08
主分类号
G09G3/30
代理机构
代理人
主权项
地址
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