Perfectionnements apportés aux machines à souder électriques,申请号FRD1047821-传众专利搜索

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发明名称	Perfectionnements apportés aux machines à souder électriques
摘要
申请公布号	FR1047821(A)	申请公布日期	1953.12.17
申请号	FRD1047821	申请日期	1951.06.14
申请人	SOCIETE ARO	发明人
分类号	B23K11/31	主分类号	B23K11/31
代理机构		代理人
主权项
地址

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