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发明名称
Wrench
摘要
申请公布号
US2313270(A)
申请公布日期
1943.03.09
申请号
US19400362321
申请日期
1940.10.23
申请人
SAPP FLOYD B
发明人
SAPP FLOYD B.
分类号
B25B7/10;B25B7/12;B25B13/28
主分类号
B25B7/10
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代理人
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