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经营范围
发明名称
SURFACE LIGHT-EMITTING ELEMENT
摘要
申请公布号
JPS5990974(U)
申请公布日期
1984.06.20
申请号
JP19820187685U
申请日期
1982.12.11
申请人
发明人
分类号
G09B15/00;A63F9/00;G09B15/04;(IPC1-7):G09B15/04
主分类号
G09B15/00
代理机构
代理人
主权项
地址
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