Niobium-base alloys,申请号GB19570035571-传众专利搜索

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发明名称	Niobium-base alloys
摘要
申请公布号	GB869817(A)	申请公布日期	1961.06.07
申请号	GB19570035571	申请日期	1957.11.14
申请人	E. I. DU PONT DE NEMOURS AND COMPANY	发明人
分类号	C22C27/02	主分类号	C22C27/02
代理机构		代理人
主权项
地址

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