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发明名称
Excavating machine
摘要
申请公布号
US2979838(A)
申请公布日期
1961.04.18
申请号
US19590801984
申请日期
1959.03.23
申请人
THE CLEVELAND TRENCHER COMPANY
发明人
RAYMOND DAVID L.;HOOVER HAROLD H.
分类号
E02F3/18;E02F3/24;E02F5/02;E02F5/08;E02F9/28
主分类号
E02F3/18
代理机构
代理人
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地址
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