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发明名称
Device for replacing electric lamp at high places
摘要
申请公布号
KR100782116(B1)
申请公布日期
2007.12.05
申请号
KR20060039917
申请日期
2006.05.03
申请人
发明人
分类号
F21V21/40;B25B27/00;F21V21/36
主分类号
F21V21/40
代理机构
代理人
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地址
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