SELF-HARDENING CORE OR MOULDING SAND MIX,申请号PL19880274637-传众专利搜索

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发明名称	SELF-HARDENING CORE OR MOULDING SAND MIX
摘要
申请公布号	PL153631(B1)	申请公布日期	1991.05.31
申请号	PL19880274637	申请日期	1988.09.07
申请人		发明人
分类号	B22C;B22C1/22;(IPC1-7):B22C1/22	主分类号	B22C
代理机构		代理人
主权项
地址

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