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发明名称
Expanding tool for collapsing anchoring sockets
摘要
申请公布号
US2582417(A)
申请公布日期
1952.01.15
申请号
US19500149417
申请日期
1950.03.13
申请人
FREDERICK CROESSANT GEORGE
发明人
CROESSANT GEORGE FREDERICK
分类号
B25B27/14
主分类号
B25B27/14
代理机构
代理人
主权项
地址
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