Voltage controlled hydraulic setting tool,申请号GB19930008207-传众专利搜索

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发明名称	Voltage controlled hydraulic setting tool
摘要
申请公布号	GB2267922(A)	申请公布日期	1993.12.22
申请号	GB19930008207	申请日期	1993.04.21
申请人	* DRESSER INDUSTRIES INC	发明人	JOHN RICHARD * WHITSITT
分类号	E21B23/06;E21B33/1295;(IPC1-7):E21B23/06	主分类号	E21B23/06
代理机构		代理人
主权项
地址

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