HYDRAULICALLY ACTUATED FISHING TOOLS FOR RECLAIMING BROKEN DRILL PARTS, ETC. FROM WELLS,申请号CAD517739-传众专利搜索

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发明名称	HYDRAULICALLY ACTUATED FISHING TOOLS FOR RECLAIMING BROKEN DRILL PARTS, ETC. FROM WELLS
摘要
申请公布号	CA517739(A)	申请公布日期	1955.10.25
申请号	CAD517739	申请日期
申请人	SETH R. KNAPP	发明人	SETH R. KNAPP
分类号		主分类号
代理机构		代理人
主权项
地址

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