Improvements in and relating to the production of sand moulds for metal castings,申请号GB19570011952-传众专利搜索

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发明名称	Improvements in and relating to the production of sand moulds for metal castings
摘要
申请公布号	GB858899(A)	申请公布日期	1961.01.18
申请号	GB19570011952	申请日期	1957.04.11
申请人	SOCIETE ANONYME FONDERIES CHOKIER	发明人
分类号	B22C11/00;B22C11/10	主分类号	B22C11/00
代理机构		代理人
主权项
地址

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