A METHOD OF MAKING POROUS METAL MOULDS,申请号GB19690010353-传众专利搜索

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发明名称	A METHOD OF MAKING POROUS METAL MOULDS
摘要
申请公布号	GB1219379(A)	申请公布日期	1971.01.13
申请号	GB19690010353	申请日期	1969.02.26
申请人	NAGANO PREFECTURE	发明人
分类号	B22C9/06;B22F5/00	主分类号	B22C9/06
代理机构		代理人
主权项
地址

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