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发明名称
摘要
申请公布号
JPS5045160(Y2)
申请公布日期
1975.12.22
申请号
JP19710050441U
申请日期
1971.06.14
申请人
发明人
分类号
F28F3/08;F28D1/02;F28F3/04;(IPC1-7):F28D1/02
主分类号
F28F3/08
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代理人
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