Joint fileté du type à emboîtement conique,申请号FRD1124979-传众专利搜索

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发明名称	Joint fileté du type à emboîtement conique
摘要
申请公布号	FR1124979(A)	申请公布日期	1956.10.22
申请号	FRD1124979	申请日期	1955.03.14
申请人	N. V. DE BATAAFSCHE PETROLEUM MAATSCHAPPIJ	发明人
分类号	E21B17/042;F16B33/02;F16B39/30;F16L15/06	主分类号	E21B17/042
代理机构		代理人
主权项
地址

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