Bohrgeraet, insbesondere fuer Gestein- oder Erzbohrungen,申请号DE1960G029354-传众专利搜索

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发明名称	Bohrgeraet, insbesondere fuer Gestein- oder Erzbohrungen
摘要
申请公布号	DE1170348(B)	申请公布日期	1964.05.21
申请号	DE1960G029354	申请日期	1960.03.31
申请人	CHARLES GRUERE	发明人	GRUERE CHARLES
分类号	E21B10/26;E21B10/28	主分类号	E21B10/26
代理机构		代理人
主权项
地址

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