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发明名称
摘要
申请公布号
JPH0811802(B2)
申请公布日期
1996.02.07
申请号
JP19870119014
申请日期
1987.05.18
申请人
发明人
分类号
B22F1/00;B22F1/02;C22C1/04;(IPC1-7):B22F1/02
主分类号
B22F1/00
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