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发明名称
摘要
申请公布号
JPH0231251(Y2)
申请公布日期
1990.08.23
申请号
JP19840018448U
申请日期
1984.02.09
申请人
发明人
分类号
B22D11/10;B22D41/00;(IPC1-7):B22D41/00
主分类号
B22D11/10
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