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发明名称
Verfahren und Vorrichtung zur Herstellung von Grundwasserfassungen
摘要
申请公布号
CH347791(A)
申请公布日期
1960.07.15
申请号
CHD347791
申请日期
1956.05.30
申请人
MANNESMANN AKTIENGESELLSCHAFT
发明人
WIENANDS,HERMANN
分类号
E03B3/11
主分类号
E03B3/11
代理机构
代理人
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地址
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