MEASURING DEVICE GUIDING UNIT IN PIPELINES,PARTICULARLY OF FILLING PIPELINES BUILT INTO A MINE SHAFT,申请号PL19870266271-传众专利搜索

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发明名称	MEASURING DEVICE GUIDING UNIT IN PIPELINES,PARTICULARLY OF FILLING PIPELINES BUILT INTO A MINE SHAFT
摘要
申请公布号	PL266271(A1)	申请公布日期	1988.06.09
申请号	PL19870266271	申请日期	1987.06.12
申请人		发明人
分类号	E21F;E21F17/00;G01B;G01B5/12;(IPC1-7):E21F/;G01B/	主分类号	E21F
代理机构		代理人
主权项
地址

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