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发明名称
摘要
申请公布号
JPS55143494(U)
申请公布日期
1980.10.14
申请号
JP19790042848U
申请日期
1979.03.31
申请人
发明人
分类号
B22D45/00;B22D41/00;B22D41/02;F27D1/00;F27D1/14;(IPC1-7):F27D1/14
主分类号
B22D45/00
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代理人
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