ROLLER DRILLING BITS' SEIZURE SIGNALING DEVICE WITH EOCKS EXPLOSIVELESS DISINTEGRATION MACHINES,申请号CS19830005019-传众专利搜索

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发明名称	ROLLER DRILLING BITS' SEIZURE SIGNALING DEVICE WITH EOCKS EXPLOSIVELESS DISINTEGRATION MACHINES
摘要
申请公布号	CS243767(B1)	申请公布日期	1986.06.12
申请号	CS19830005019	申请日期	1983.07.04
申请人	BARTKO,MICHAL,CS;SOVCIK,STEFAN,CS	发明人	BARTKO,MICHAL,CS;SOVCIK,STEFAN,CS
分类号	E21B12/02;(IPC1-7):E21B12/02	主分类号	E21B12/02
代理机构		代理人
主权项
地址

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