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发明名称
Spannverbindung fuer die ineinanderliegenden Enden der Rinnenprofile nachgiebiger Grubenausbaurahmen
摘要
申请公布号
DE1237967(B)
申请公布日期
1967.04.06
申请号
DE1963B071071
申请日期
1963.03.11
申请人
BERGBAUSTAHL G.M.B.H. & CO.
发明人
JASPER KARL THEODOR;DIPL.-VOLKSW. DR. HANS WERNER VOM FELDE
分类号
E21D11/22
主分类号
E21D11/22
代理机构
代理人
主权项
地址
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