Vorrichtung zum Abfangen eines direkt angetriebenen Drehbohrgestaenges,申请号DE19681813865-传众专利搜索

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发明名称	Vorrichtung zum Abfangen eines direkt angetriebenen Drehbohrgestaenges
摘要
申请公布号	DE1813865(B1)	申请公布日期	1970.02.12
申请号	DE19681813865	申请日期	1968.12.11
申请人	SALZGITTER MASCHINEN AG	发明人	STOLTEN EWALD
分类号	E21B17/07;(IPC1-7):E21B17/04	主分类号	E21B17/07
代理机构		代理人
主权项
地址

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