Master alloys containing rare earth metals,申请号US19550504653-传众专利搜索

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发明名称	Master alloys containing rare earth metals
摘要
申请公布号	US2810640(A)	申请公布日期	1957.10.22
申请号	US19550504653	申请日期	1955.04.28
申请人	AMERICAN METALLURGICAL PRODUCTS CO.	发明人	BOLKCOM WILBUR T.;KNAPP WILLIAM E.
分类号	C21C7/00;C22C28/00	主分类号	C21C7/00
代理机构		代理人
主权项
地址

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