Sleeve valve and oil well tool embodying the same,申请号US19590809153-传众专利搜索

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发明名称	Sleeve valve and oil well tool embodying the same
摘要
申请公布号	US3088533(A)	申请公布日期	1963.05.07
申请号	US19590809153	申请日期	1959.04.27
申请人	SUTLIFF WAYNE N	发明人	SUTLIFF WAYNE N.
分类号	E21B34/12	主分类号	E21B34/12
代理机构		代理人
主权项
地址

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