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发明名称	POWDER METALLURGY
摘要
申请公布号	GB2173214(A)	申请公布日期	1986.10.08
申请号	GB19860007913	申请日期	1986.04.01
申请人	* ALUMINUM COMPANY OF AMERICA	发明人	HENRY GRADY * PARIS
分类号	C22C1/04;(IPC1-7):C22C21/00	主分类号	C22C1/04
代理机构		代理人
主权项
地址

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