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发明名称
摘要
申请公布号	FR2122530(B1)	申请公布日期	1977.07.15
申请号	FR19720001795	申请日期	1972.01.19
申请人	GRANT LOUIS A INC	发明人
分类号	C21C5/46;F27D3/15;(IPC1-7):B22D43/00	主分类号	C21C5/46
代理机构		代理人
主权项
地址

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