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发明名称
Screw-holding screw driver
摘要
申请公布号
US2324153(A)
申请公布日期
1943.07.13
申请号
US19410375170
申请日期
1941.01.21
申请人
RUSSELL W. EDWARDS
发明人
HAGNESS JOHN
分类号
B25B23/10
主分类号
B25B23/10
代理机构
代理人
主权项
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