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发明名称
摘要
申请公布号
JPS50106956(U)
申请公布日期
1975.09.02
申请号
JP19740017442U
申请日期
1974.02.08
申请人
发明人
分类号
F24F13/20;F25D21/14
主分类号
F24F13/20
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