MONITORING THE PROGRESS OF A DRILL HEAD IN THE SOIL,申请号IE19890001255-传众专利搜索

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法人/股东/高管

发明名称	MONITORING THE PROGRESS OF A DRILL HEAD IN THE SOIL
摘要
申请公布号	IE891255(L)	申请公布日期	1989.10.19
申请号	IE19890001255	申请日期	1989.04.19
申请人	BLIS	发明人
分类号	E21B45/00;(IPC1-7):E21B45/00	主分类号	E21B45/00
代理机构		代理人
主权项
地址

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