Fonte spéciale et son procédé de fabrication et de traitement,申请号FRD52437-传众专利搜索

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发明名称	Fonte spéciale et son procédé de fabrication et de traitement
摘要
申请公布号	FR52437(E)	申请公布日期	1944.04.13
申请号	FRD52437	申请日期	1942.07.01
申请人		发明人	JOURNOUD FLEURY
分类号	C21C1/00	主分类号	C21C1/00
代理机构		代理人
主权项
地址

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