Improvements in or relating to the casting of metals or metal alloys,申请号GB19380012388-传众专利搜索

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发明名称	Improvements in or relating to the casting of metals or metal alloys
摘要
申请公布号	GB514006(A)	申请公布日期	1939.10.27
申请号	GB19380012388	申请日期	1938.04.25
申请人	SIEGFRIED JUNGHANS	发明人
分类号	B22D11/18	主分类号	B22D11/18
代理机构		代理人
主权项
地址

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