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发明名称
Means for consolidating the ground
摘要
申请公布号
US2039078(A)
申请公布日期
1936.04.28
申请号
US19310567691
申请日期
1931.10.08
申请人
AUGUST HERTWIG
发明人
HERTWIG AUGUST
分类号
E01C19/41;E02D3/074
主分类号
E01C19/41
代理机构
代理人
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