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经营范围
发明名称
Schlagbohrer für Gesteinsbohrungen.
摘要
申请公布号
CH251322(A)
申请公布日期
1947.10.31
申请号
CHD251322
申请日期
1946.10.15
申请人
ROBERT AEBI & CIE. AG.
发明人
AG. ROBERT AEBI & CIE.
分类号
E21B10/36
主分类号
E21B10/36
代理机构
代理人
主权项
地址
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