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发明名称
Method and device for taking samples of soil
摘要
申请公布号
EP0864727(A3)
申请公布日期
2000.01.05
申请号
EP19980104321
申请日期
1998.03.10
申请人
GALLERSDOERFER, PETER
发明人
GALLERSDOERFER, PETER
分类号
E21B7/00;E21B49/02;(IPC1-7):E21B49/02;E02D1/04
主分类号
E21B7/00
代理机构
代理人
主权项
地址
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