Treatment of metals,申请号US19370152864-传众专利搜索

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发明名称	Treatment of metals
摘要
申请公布号	US2116219(A)	申请公布日期	1938.05.03
申请号	US19370152864	申请日期	1937.07.08
申请人	SEIL GILBERT E	发明人	SEIL GILBERT E.
分类号	C21C5/52;C22B4/00	主分类号	C21C5/52
代理机构		代理人
主权项
地址

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