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发明名称
STAHLLEGIERUNG, INSBESONDERE FUER RINNENPROFILE DES NACHGIEBIGEN STRECKENAUSBAUS IN GRUBENBETRIEBEN
摘要
申请公布号
DE2713782(A1)
申请公布日期
1978.10.05
申请号
DE19772713782
申请日期
1977.03.29
申请人
KLOECKNER-WERKE AG
发明人
SCHULTZ,EDGAR,DIPL.-ING.
分类号
E21D11/18;(IPC1-7):C22C38/04;B21B1/08
主分类号
E21D11/18
代理机构
代理人
主权项
地址
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