Combination rope socket and jar,申请号US19400313791-传众专利搜索

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发明名称	Combination rope socket and jar
摘要
申请公布号	US2233740(A)	申请公布日期	1941.03.04
申请号	US19400313791	申请日期	1940.01.13
申请人	ORAN HEATER RUSSELL	发明人	HEATER RUSSELL ORAN
分类号	E21B17/05	主分类号	E21B17/05
代理机构		代理人
主权项
地址

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