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发明名称
VERFAHREN ZUR VERGROESSERUNG DER STUETZWEITEN VON ABRAUMFOERDERBRUECKEN
摘要
申请公布号
DD242652(A1)
申请公布日期
1987.02.04
申请号
DD19850282945
申请日期
1985.11.18
申请人
VEB BRAUNKOHLENWERK GLUECKAUF,,,,DD
发明人
REINKNECHT,KARL-ERNST,DD;SCHUETZE,MANFRED,DD
分类号
E02F5/26;(IPC1-7):E02F5/26
主分类号
E02F5/26
代理机构
代理人
主权项
地址
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