Annular joint having coaxial internal and external lateral faces in the form ofsurfaces of revolution,申请号GB19990017573-传众专利搜索

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发明名称	Annular joint having coaxial internal and external lateral faces in the form ofsurfaces of revolution
摘要
申请公布号	GB9917573(D0)	申请公布日期	1999.09.29
申请号	GB19990017573	申请日期	1999.07.28
申请人	ELF EXPLORATION PRODUCTION TOUR ELF	发明人
分类号	F16J15/10;F16L23/18	主分类号	F16J15/10
代理机构		代理人
主权项
地址

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