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发明名称
Device for determining axial force exerted by a screw from torque measurements
摘要
申请公布号
US2888825(A)
申请公布日期
1959.06.02
申请号
US19550546720
申请日期
1955.11.14
申请人
KRAFFT JOSEPH M
发明人
KRAFFT JOSEPH M.
分类号
B25B23/142
主分类号
B25B23/142
代理机构
代理人
主权项
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