Casting ladle and heating means therefor,申请号US19380231629-传众专利搜索

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发明名称	Casting ladle and heating means therefor
摘要
申请公布号	US2223617(A)	申请公布日期	1940.12.03
申请号	US19380231629	申请日期	1938.09.26
申请人	JOHNSTON GEORGE H	发明人	JOHNSTON GEORGE H.
分类号	B22D41/01	主分类号	B22D41/01
代理机构		代理人
主权项
地址

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