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发明名称
摘要
申请公布号
JPS556730(U)
申请公布日期
1980.01.17
申请号
JP19780089011U
申请日期
1978.06.27
申请人
发明人
分类号
F24F1/02;(IPC1-7):F24F1/02
主分类号
F24F1/02
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代理人
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