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经营范围
发明名称
A light emitting diode lamp having a spread light medium and reflector
摘要
申请公布号
KR100945862(B1)
申请公布日期
2010.03.05
申请号
KR20070119888
申请日期
2007.11.22
申请人
发明人
分类号
F21S2/00;F21V13/00
主分类号
F21S2/00
代理机构
代理人
主权项
地址
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SCREEN
MANUFACTURE OF DIFFRACTION GRATING
TESTER FOR LOGIC CIRCUIT
MEASURING DEVICE FOR DUTY RATIO
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