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发明名称
Improvements in or relating to reading lamps and the like
摘要
申请公布号
GB483240(A)
申请公布日期
1938.04.13
申请号
GB19360027813
申请日期
1936.10.13
申请人
CHARLES HENRY KEELER
发明人
分类号
F21S13/00
主分类号
F21S13/00
代理机构
代理人
主权项
地址
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