Bohrgeraet,申请号DE1940G101391D-传众专利搜索

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发明名称	Bohrgeraet
摘要
申请公布号	DE730112(C)	申请公布日期	1943.01.07
申请号	DE1940G101391D	申请日期	1940.03.01
申请人	WILHELM GERSTENKORN;KARL MOEBUS	发明人	GERSTENKORN WILHELM
分类号	E21B7/20;E21B17/046	主分类号	E21B7/20
代理机构		代理人
主权项
地址

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