Drehbohrmeissel,申请号DE1936Z023537D-传众专利搜索

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发明名称	Drehbohrmeissel
摘要
申请公布号	DE707371(C)	申请公布日期	1941.06.24
申请号	DE1936Z023537D	申请日期	1936.11.14
申请人	JOHN ADOLPHUS ZUBLIN	发明人	ZUBLIN JOHN ADOLPHUS
分类号	E21B10/08	主分类号	E21B10/08
代理机构		代理人
主权项
地址

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