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发明名称
摘要
申请公布号	DD126706(A5)	申请公布日期	1977.08.03
申请号	DD19760193605	申请日期	1976.06.28
申请人		发明人
分类号	B22D11/04;B22D11/05;(IPC1-7):B22D11/04	主分类号	B22D11/04
代理机构		代理人
主权项
地址

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