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发明名称
SCHRAEMKOPF FUER ABBAU- UND VORTRIEBSMASCHINEN, INSBESONDERE FUER TEILSCHNITTMASCHINEN MIT QUERSCHNEIDEKOPF
摘要
申请公布号
AT392515(B)
申请公布日期
1991.04.25
申请号
AT19870002551
申请日期
1987.10.07
申请人
GEWERKSCHAFT EISENHUETTE WESTFALIA GMBH
发明人
分类号
E21C25/10;E21C35/23
主分类号
E21C25/10
代理机构
代理人
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