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发明名称
Reading lamp
摘要
申请公布号
US1825085(A)
申请公布日期
1931.09.29
申请号
US19300480311
申请日期
1930.09.08
申请人
NEILL CHARLES W
发明人
NEILL CHARLES W.
分类号
主分类号
代理机构
代理人
主权项
地址
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