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发明名称
摘要
申请公布号
JPS472525(Y1)
申请公布日期
1972.01.27
申请号
JP19690020353U
申请日期
1969.03.05
申请人
发明人
分类号
(IPC1-7):F24F5/00;F24F11/00
主分类号
(IPC1-7):F24F5/00
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