Improvements in or relating to permanent moulds for foundry work,申请号GB19480027981-传众专利搜索

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发明名称	Improvements in or relating to permanent moulds for foundry work
摘要
申请公布号	GB663647(A)	申请公布日期	1951.12.27
申请号	GB19480027981	申请日期	1948.10.28
申请人	AKTIEBOLAGET W. DAN BERGMAN	发明人	MCINTYRE JAMES BRYCE
分类号	B22C1/12	主分类号	B22C1/12
代理机构		代理人
主权项
地址

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