RETRIEVABLE WELL PACKER,申请号CAD866022-传众专利搜索

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发明名称	RETRIEVABLE WELL PACKER
摘要
申请公布号	CA866022(A)	申请公布日期	1971.03.16
申请号	CAD866022	申请日期
申请人	SCHLUMBERGER TECHNOLOGY CORPORATION	发明人	DAVID E. YOUNG
分类号		主分类号
代理机构		代理人
主权项
地址

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