Connector with opposite moving cam rings,申请号US19940269550-传众专利搜索

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发明名称	Connector with opposite moving cam rings
摘要
申请公布号	US5441311(B1)	申请公布日期	1997.10.07
申请号	US19940269550	申请日期	1994.07.01
申请人	DRIL-QUIP, INC.	发明人	WATKINS BRUCE J.
分类号	E21B33/038;F16L37/00;(IPC1-7):F16L55/00;F16L37/18;F16L39/00	主分类号	E21B33/038
代理机构		代理人
主权项
地址

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