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发明名称
APPARATUS FOR FORCING AN AUGER SCREW INTO THE GROUND
摘要
申请公布号
GB1592424(A)
申请公布日期
1981.07.08
申请号
GB19780001722
申请日期
1978.01.16
申请人
SHIMODA Y;NAKAGAWASAI T
发明人
分类号
E02D7/26;E02D13/04;E21B7/02;E21B7/20;(IPC1-7):E21B19/08
主分类号
E02D7/26
代理机构
代理人
主权项
地址
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