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发明名称
FOERDERSYSTEM FUER BERGBAUMASCHINEN
摘要
申请公布号
DE3127968(A1)
申请公布日期
1982.03.04
申请号
DE19813127968
申请日期
1981.07.15
申请人
DRESSER EUROPE S.A.
发明人
ALBERT PARROTT,GEORGE
分类号
E21C29/00;E21C29/02;E21C29/04;(IPC1-7):E21C29/22
主分类号
E21C29/00
代理机构
代理人
主权项
地址
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