VERFAHREN ZUR ERWEITERUNG EINES GEBIRGSRISSES,申请号DE19803037807-传众专利搜索

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发明名称	VERFAHREN ZUR ERWEITERUNG EINES GEBIRGSRISSES
摘要
申请公布号	DE3037807(A1)	申请公布日期	1982.04.29
申请号	DE19803037807	申请日期	1980.10.07
申请人	JOHN,PETER-WILHELM,DIPL.-ING.	发明人	JOHN,PETER-WILHELM,DIPL.-ING.
分类号	E21B43/263;F42D3/04;(IPC1-7):F42D3/04	主分类号	E21B43/263
代理机构		代理人
主权项
地址

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