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经营范围
发明名称
An electric hand lamp
摘要
申请公布号
GB429864(A)
申请公布日期
1935.06.07
申请号
GB19340022251
申请日期
1934.07.31
申请人
JOSEF KROES
发明人
分类号
F21V21/08;F21V21/088
主分类号
F21V21/08
代理机构
代理人
主权项
地址
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