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发明名称
摘要
申请公布号
JPS5224352(U)
申请公布日期
1977.02.21
申请号
JP19750111106U
申请日期
1975.08.12
申请人
发明人
分类号
F24F13/28
主分类号
F24F13/28
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代理人
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