HYDRAULIC PACKLESS PUMP JACK FOR OIL WELLS,申请号CAD586428-传众专利搜索

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发明名称	HYDRAULIC PACKLESS PUMP JACK FOR OIL WELLS
摘要
申请公布号	CA586428(A)	申请公布日期	1959.11.03
申请号	CAD586428	申请日期
申请人	STANLEY S. CUNNINGHAM	发明人	STANLEY S. CUNNINGHAM
分类号		主分类号
代理机构		代理人
主权项
地址

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