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发明名称
APPARATUS FOR MEASUREMENT OF RESISTANCE OF SOIL
摘要
申请公布号
PL131678(B1)
申请公布日期
1984.12.31
申请号
PL19800227370
申请日期
1980.10.18
申请人
发明人
分类号
G01N27/04;G01R;G01R27/00;G01V3/00;(IPC1-7):G01R27/00
主分类号
G01N27/04
代理机构
代理人
主权项
地址
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