Improvements in or relating to copper base alloys,申请号GB19390016946-传众专利搜索

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发明名称	Improvements in or relating to copper base alloys
摘要
申请公布号	GB530447(A)	申请公布日期	1940.12.12
申请号	GB19390016946	申请日期	1939.06.09
申请人	THE AMERICAN BRASS COMPANY	发明人
分类号	C22C9/10	主分类号	C22C9/10
代理机构		代理人
主权项
地址

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