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发明名称
摘要
申请公布号
JPS57162455(U)
申请公布日期
1982.10.13
申请号
JP19810049057U
申请日期
1981.04.05
申请人
发明人
分类号
F24J2/04;E04B1/74;E04B2/00;F28F3/12;(IPC1-7):F24J3/02
主分类号
F24J2/04
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