Apparatus for taking samples of fluid from wells,申请号US19400365899-传众专利搜索

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发明名称	Apparatus for taking samples of fluid from wells
摘要
申请公布号	US2316216(A)	申请公布日期	1943.04.13
申请号	US19400365899	申请日期	1940.11.16
申请人	BANDY ALVIN M	发明人	BANDY ALVIN M.
分类号	E21B49/08	主分类号	E21B49/08
代理机构		代理人
主权项
地址

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