Friction Grip for Tubular Goods,申请号CA19902065394-传众专利搜索

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发明名称	Friction Grip for Tubular Goods
摘要
申请公布号	CA2065394(A1)	申请公布日期	1991.02.18
申请号	CA19902065394	申请日期	1990.08.15
申请人	FRANKS CASING CREW AND RENTAL TOOLS, INC.	发明人	BOULIGNY, VERNON J., JR.;WEBRE, CHARLES M.
分类号	B25B5/06;B25B13/50;B66C1/46;E21B19/16;(IPC1-7):B66C1/46	主分类号	B25B5/06
代理机构		代理人
主权项
地址

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