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发明名称
Gelenkige Verbindung von Ausbauelementen im Grubenbetrieb, insbesondere fuer Kappen im Strebausbau
摘要
申请公布号
DE1091065(B)
申请公布日期
1960.10.20
申请号
DE1944M020992D
申请日期
1944.01.05
申请人
F.W. MOLL SOEHNE MASCHINENFABRIK
发明人
分类号
E21D15/30;E21D17/086
主分类号
E21D15/30
代理机构
代理人
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