METHOD OF MAKING CASTINGS IN INVESTMENT MOULDS BEING MADE USING FOAMED PLASTIC PATTERNS,申请号PL19900287464-传众专利搜索

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发明名称	METHOD OF MAKING CASTINGS IN INVESTMENT MOULDS BEING MADE USING FOAMED PLASTIC PATTERNS
摘要
申请公布号	PL287464(A1)	申请公布日期	1991.10.21
申请号	PL19900287464	申请日期	1990.10.23
申请人	PECHINEY ALUMINIUM	发明人	GARAT MICHEL
分类号	B22D27/09;B22C9/04;B22D18/00;B22D18/04;B22D23/00;B22D27/13;(IPC1-7):B22C9/04	主分类号	B22D27/09
代理机构		代理人
主权项
地址

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