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发明名称
Umsetzvorrichtung fuer Gesteinsbohrhaemmer
摘要
申请公布号
DE501583(C)
申请公布日期
1930.07.05
申请号
DE1924D046644D
申请日期
1924.11.21
申请人
DEMAG AKT.-GES.
发明人
分类号
E21B6/06
主分类号
E21B6/06
代理机构
代理人
主权项
地址
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