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经营范围
发明名称
GERAET ZUM MECHANISCHEN ZERLEGEN VON GESTEIN
摘要
申请公布号
AT283980(B)
申请公布日期
1970.08.25
申请号
AT19680011233
申请日期
1967.06.19
申请人
DARDA HELMUT
发明人
分类号
E21C37/02;E21C37/04
主分类号
E21C37/02
代理机构
代理人
主权项
地址
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