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发明名称
Werkzeug zur Zertruemmerung von Gestein u. dgl.
摘要
申请公布号
DE839924(C)
申请公布日期
1952.05.26
申请号
DE1950A003058
申请日期
1950.07.25
申请人
ARIZIO ANTONIO
发明人
ARIZIO ANTONIO
分类号
E21C37/04
主分类号
E21C37/04
代理机构
代理人
主权项
地址
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