METHOD OF CONTINUOUSLY MEASURING PRESSURE OF SPRING WATER AT HOLE BOTTOM AND ITS DEVICE,申请号JP19770072821-传众专利搜索

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发明名称	METHOD OF CONTINUOUSLY MEASURING PRESSURE OF SPRING WATER AT HOLE BOTTOM AND ITS DEVICE
摘要
申请公布号	JPS547703(A)	申请公布日期	1979.01.20
申请号	JP19770072821	申请日期	1977.06.21
申请人	DIA CONSULTANT KK	发明人	ISHII MASAJI
分类号	G01L7/00;E02D1/02;E02D31/02;E21B47/06	主分类号	G01L7/00
代理机构		代理人
主权项
地址

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