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发明名称
Impacting machine
摘要
申请公布号
US3416418(A)
申请公布日期
1968.12.17
申请号
US19650497638
申请日期
1965.10.19
申请人
THE DYNA-QUIP, INC.
发明人
JR. FRANKLIN M. FROHNAUER,
分类号
E02D3/068
主分类号
E02D3/068
代理机构
代理人
主权项
地址
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