Procédé d'assemblage par soudage de deux corps tubulaires, concentriques,申请号CH19680014730-传众专利搜索

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发明名称	Procédé d'assemblage par soudage de deux corps tubulaires, concentriques
摘要
申请公布号	CH470227(A)	申请公布日期	1969.03.31
申请号	CH19680014730	申请日期	1968.10.02
申请人	SOCIETE FIVES LILLE-CAIL	发明人	LIEGER,PAUL
分类号	B23K33/00;F28D7/10;(IPC1-7):B23K31/00	主分类号	B23K33/00
代理机构		代理人
主权项
地址

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