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发明名称
Clip for screw drivers
摘要
申请公布号
US2239820(A)
申请公布日期
1941.04.29
申请号
US19390280399
申请日期
1939.06.21
申请人
KINNEY HENRY T
发明人
KINNEY HENRY T.
分类号
B25B23/10
主分类号
B25B23/10
代理机构
代理人
主权项
地址
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