Fluid tight pipe joint with replaceable means for preventing overtightening,申请号US19560613332-传众专利搜索

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发明名称	Fluid tight pipe joint with replaceable means for preventing overtightening
摘要
申请公布号	US2931670(A)	申请公布日期	1960.04.05
申请号	US19560613332	申请日期	1956.10.01
申请人	CHURCH WALTER L	发明人	CHURCH WALTER L.
分类号	E21B17/043;F16L15/00	主分类号	E21B17/043
代理机构		代理人
主权项
地址

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