Four rotatif de fusion du fer et des métaux,申请号FRD702248-传众专利搜索

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发明名称	Four rotatif de fusion du fer et des métaux
摘要
申请公布号	FR702248(A)	申请公布日期	1931.04.02
申请号	FRD702248	申请日期	1930.09.09
申请人		发明人	WEISS ERNST
分类号	F27B3/00	主分类号	F27B3/00
代理机构		代理人
主权项
地址

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