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发明名称
Mounting for electric lamps
摘要
申请公布号
US2054753(A)
申请公布日期
1936.09.15
申请号
US19320596844
申请日期
1932.03.04
申请人
THE ARROW-HART & HEGEMAN ELECTRIC COMPANY
发明人
JOHNSON DAVID W.
分类号
F21S8/00
主分类号
F21S8/00
代理机构
代理人
主权项
地址
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