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发明名称
Stud loosening and tightening tool
摘要
申请公布号
US2771805(A)
申请公布日期
1956.11.27
申请号
US19550533088
申请日期
1955.09.08
申请人
UNITED AIR LINES, INC.
发明人
JACOBSON JESSE C.
分类号
B25B13/50;B25B23/10
主分类号
B25B13/50
代理机构
代理人
主权项
地址
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