Method of making enameled ductile iron,申请号US19590799757-传众专利搜索

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发明名称	Method of making enameled ductile iron
摘要
申请公布号	US3055779(A)	申请公布日期	1962.09.25
申请号	US19590799757	申请日期	1959.03.16
申请人	PFAUDLER PERMUTIT, INC.	发明人	CHU GORDON P. K.;HELWIG WERNER C.
分类号	C21D5/06;C23D3/00	主分类号	C21D5/06
代理机构		代理人
主权项
地址

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