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发明名称
Verfahren und Vorrichtung zum Ankerausbau, insbesondere für untertägige Grubenbetriebe
摘要
申请公布号
CH465536(A)
申请公布日期
1968.11.30
申请号
CH19660009644
申请日期
1966.07.04
申请人
BECORIT GRUBENAUSBAU GMBH
发明人
NOELLE,HERBERT;NOVOTNY,RUDOLF;BRANDT,SIEGFRIED
分类号
E21D20/02
主分类号
E21D20/02
代理机构
代理人
主权项
地址
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