APPARATUS FOR DEVELOPMENT AND COMPLETION OF WELLS,申请号USD3548935-传众专利搜索

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发明名称	APPARATUS FOR DEVELOPMENT AND COMPLETION OF WELLS
摘要
申请公布号	US3548935(A)	申请公布日期	1970.12.22
申请号	USD3548935	申请日期	1968.10.10
申请人	ACIE DARREL HARKINS	发明人	ACIE DARREL HARKINS
分类号	E21B43/04;(IPC1-7):E21B43/04;E21B43/08	主分类号	E21B43/04
代理机构		代理人
主权项
地址

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