Procédé pour le planage de bandes métalliques,申请号FRD874795-传众专利搜索

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发明名称	Procédé pour le planage de bandes métalliques
摘要
申请公布号	FR874795(A)	申请公布日期	1942.08.26
申请号	FRD874795	申请日期	1941.04.19
申请人	SOCIETE DU DURALUMIN	发明人
分类号	B21D1/02	主分类号	B21D1/02
代理机构		代理人
主权项
地址

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