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发明名称
METHOD AND EQUIPMENT FOR FORMING DUG DITCH
摘要
申请公布号
JPH07233697(A)
申请公布日期
1995.09.05
申请号
JP19940245112
申请日期
1994.10.11
申请人
KETERU YAKOBU HERUMEN
发明人
KETERU YAKOBU HERUMEN
分类号
E21D9/06;E02D29/05;E21D11/04;(IPC1-7):E21D9/06
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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