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发明名称
HAND STAR WRENCH
摘要
A manual wrench for use as a high speed, low torque drive apparatus for making and breaking threaded connections and an increased leverage handle for applying high torque, low speed application in making or breaking threaded connections.
申请公布号
US3847042(A)
申请公布日期
1974.11.12
申请号
US19730321215
申请日期
1973.01.05
申请人
WILSON R,US
发明人
WILSON R,US
分类号
B25B13/00;B25B13/02;B25B13/16;(IPC1-7):B25B13/16
主分类号
B25B13/00
代理机构
代理人
主权项
地址
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