Sucker rod joint,申请号US19280257590-传众专利搜索

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发明名称	Sucker rod joint
摘要
申请公布号	US1853299(A)	申请公布日期	1932.04.12
申请号	US19280257590	申请日期	1928.02.28
申请人	CARROLL MONROE W	发明人	CARROLL MONROE W.
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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