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发明名称
Open end wrench
摘要
申请公布号
GB865800(A)
申请公布日期
1961.04.19
申请号
GB19590025735
申请日期
1959.07.27
申请人
COLUMBIA PRODUCTS, INC.
发明人
分类号
B25B13/08;B25B13/46
主分类号
B25B13/08
代理机构
代理人
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