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经营范围
发明名称
Improvements in spanners and the like
摘要
申请公布号
GB589528(A)
申请公布日期
1947.06.23
申请号
GB19450007540
申请日期
1945.03.26
申请人
CHARLES COLLEY DUDLEY
发明人
分类号
B25B23/142
主分类号
B25B23/142
代理机构
代理人
主权项
地址
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