Method of precision coring in the casting of metallic articles,申请号GB19550029692-传众专利搜索

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发明名称	Method of precision coring in the casting of metallic articles
摘要
申请公布号	GB782553(A)	申请公布日期	1957.09.11
申请号	GB19550029692	申请日期	1955.10.18
申请人	HILLS-MCCANNA COMPANY	发明人
分类号	B22C7/02	主分类号	B22C7/02
代理机构		代理人
主权项
地址

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