Apparat til måling af trykforskelle, f. eks. af trykgradienten, i borehuller.,申请号DK19590000600-传众专利搜索

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发明名称	Apparat til måling af trykforskelle, f. eks. af trykgradienten, i borehuller.
摘要
申请公布号	DK96826(C)	申请公布日期	1963.09.09
申请号	DK19590000600	申请日期	1959.02.18
申请人	SCHLUMBERGER OVERSEAS S. A.	发明人
分类号	E21B;(IPC1-7):E21B	主分类号	E21B
代理机构		代理人
主权项
地址

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