SETHOD FOR FEEDING MODIFIER TO A STREAM OF METAL FLOWING TO CASTING MOULDS,申请号PL19870267487-传众专利搜索

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发明名称	SETHOD FOR FEEDING MODIFIER TO A STREAM OF METAL FLOWING TO CASTING MOULDS
摘要
申请公布号	PL267487(A1)	申请公布日期	1989.03.06
申请号	PL19870267487	申请日期	1987.08.15
申请人		发明人
分类号	B22D;(IPC1-7):B22D/	主分类号	B22D
代理机构		代理人
主权项
地址

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