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发明名称
摘要
申请公布号
JPS53139765(U)
申请公布日期
1978.11.04
申请号
JP19770045037U
申请日期
1977.04.11
申请人
发明人
分类号
F24F13/00;F24F13/20
主分类号
F24F13/00
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