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发明名称
摘要
申请公布号
DE2923733(C3)
申请公布日期
1981.11.12
申请号
DE19792923733
申请日期
1979.06.12
申请人
BOCHUMER EISENHUETTE HEINTZMANN GMBH & CO, 4630 BOCHUM, DE
发明人
KOPPERS, MANFRED, ING.(GRAD.), 4100 DUISBURG, DE;BOHNES, KARLHEINZ, DIPL.-ING.;BLENKLE, ERWIN, 4630 BOCHUM, DE
分类号
E21D11/22;(IPC1-7):E21D11/22
主分类号
E21D11/22
代理机构
代理人
主权项
地址
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