VORTRIEBSSCHILD, INSBESONDERE FUER DEN VORTRIEB VON GESTEINS- UND FLOEZSTRECKEN IN BERGBAU-UNTERTAGEBETRIEBEN,申请号DE19762646586-传众专利搜索

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发明名称	VORTRIEBSSCHILD, INSBESONDERE FUER DEN VORTRIEB VON GESTEINS- UND FLOEZSTRECKEN IN BERGBAU-UNTERTAGEBETRIEBEN
摘要
申请公布号	DE2646586(A1)	申请公布日期	1978.04.20
申请号	DE19762646586	申请日期	1976.10.15
申请人	GEWERKSCHAFT EISENHUETTE WESTFALIA	发明人	HEYER,WILLY;UNGER,EBERHARD
分类号	E21D9/06;(IPC1-7):E21D19/04	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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