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发明名称
MOBILE DITCHING MACHINE
摘要
申请公布号
CA751108(A)
申请公布日期
1967.01.24
申请号
CAD751108
申请日期
申请人
THE CLEVELAND TRENCHER COMPANY
发明人
VINCENT S. PENOTE;HANS L. PREU
分类号
主分类号
代理机构
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