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发明名称
LIGHT EMITTING ELEMENT
摘要
申请公布号
JPH04101389(A)
申请公布日期
1992.04.02
申请号
JP19900218020
申请日期
1990.08.21
申请人
RICOH CO LTD
发明人
DEGUCHI KOJI;OTA HIDEKAZU;IDE YUKIO;FUJIMURA ITARU
分类号
H05B33/12;H01L51/50
主分类号
H05B33/12
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代理人
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