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发明名称
Geraet zur Anzeige von Mineraloelspuren im Boden
摘要
申请公布号
DE1523129(A1)
申请公布日期
1969.03.13
申请号
DE19631523129
申请日期
1963.10.17
申请人
WESTERWAELDER EISENWERK DR. PAUL GERHARD KG
发明人
HELMUT GERHARD,DIPL.-KFM.
分类号
E02D1/00
主分类号
E02D1/00
代理机构
代理人
主权项
地址
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