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发明名称
ROOF SUPPORT ELEMENT
摘要
申请公布号
GB2102042(B)
申请公布日期
1985.03.20
申请号
GB19820017876
申请日期
1982.06.21
申请人
BOCHUMER EISENHUETTE HEINTZMANN GMBH & CO KG
发明人
MANFRED * KOPPERS;PETER * HEINTZMANN;KARLHEINZ * BOHNES;LOTHAR * DOMANSKI
分类号
E21D11/18;E21D11/20;(IPC1-7):E21D11/20
主分类号
E21D11/18
代理机构
代理人
主权项
地址
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