Cupro-nickel alloys,申请号US19380218947-传众专利搜索

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发明名称	Cupro-nickel alloys
摘要
申请公布号	US2153978(A)	申请公布日期	1939.04.11
申请号	US19380218947	申请日期	1938.07.13
申请人	REVERE COPPER AND BRASS INCORPORATED	发明人	WILKINS RICHARD A.
分类号	C22C9/06	主分类号	C22C9/06
代理机构		代理人
主权项
地址

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