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经营范围
发明名称
Excavating machine
摘要
申请公布号
US2940188(A)
申请公布日期
1960.06.14
申请号
US19570657537
申请日期
1957.05.07
申请人
THE CLEVELAND TRENCHER COMPANY
发明人
PENOTE VINCENT STEPHEN;ASKUE ALBERT R.;REAR MELVIN K.
分类号
E02F3/08;E02F5/02;E02F5/06
主分类号
E02F3/08
代理机构
代理人
主权项
地址
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