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发明名称
Gelenkverbindung fuer den Grubenausbau und Verfahren zu deren Herstellung
摘要
申请公布号
DE974913(C)
申请公布日期
1961.05.31
申请号
DE1953K019260
申请日期
1953.08.21
申请人
FA. AUG. KLOENNE
发明人
KLOENNE MORITZ DR.
分类号
E21D11/24
主分类号
E21D11/24
代理机构
代理人
主权项
地址
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