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发明名称
Vorrichtung zur Messung der Achsneigung gegenueber der Vertikalen und der Breite von Schlitzen im Untergrund
摘要
申请公布号
DE1237341(B)
申请公布日期
1967.03.23
申请号
DE1964W038073
申请日期
1964.11.28
申请人
WASSERWIRTSCHAFTSDIREKTION SPREE-ODER-NEISSE COTTBUS
发明人
WINKLER EBERHARD;METZNER DIPL.-ING. GUENTER;BROSS DIPL.-ING. NORBERT;GOEBEL DIETRICH
分类号
E21B47/022;E21B47/08
主分类号
E21B47/022
代理机构
代理人
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地址
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