Perfectionnements à la soudure à l'arc électrique,申请号FRD973511-传众专利搜索

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发明名称	Perfectionnements à la soudure à l'arc électrique
摘要
申请公布号	FR973511(A)	申请公布日期	1951.02.12
申请号	FRD973511	申请日期	1948.10.15
申请人	SOCIETE FRANCAISE DES CONSTRUCTIONS BABCOCK & WILCOX	发明人
分类号	B23K9/16	主分类号	B23K9/16
代理机构		代理人
主权项
地址

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