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发明名称
摘要
申请公布号
JPS519549(U)
申请公布日期
1976.01.23
申请号
JP19740081363U
申请日期
1974.07.09
申请人
发明人
分类号
F24F13/15;F24F7/00;F24F13/08;(IPC1-7):F24F13/08
主分类号
F24F13/15
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代理人
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