Mold for casting ferrous metals,申请号US19310554149-传众专利搜索

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发明名称	Mold for casting ferrous metals
摘要
申请公布号	US1965949(A)	申请公布日期	1934.07.10
申请号	US19310554149	申请日期	1931.07.30
申请人	AMERICAN STEEL FOUNDRIES	发明人	WALCHER ALFRED
分类号	B22C9/06	主分类号	B22C9/06
代理机构		代理人
主权项
地址

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