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发明名称
摘要
申请公布号
JPS56112566(U)
申请公布日期
1981.08.31
申请号
JP19800009383U
申请日期
1980.01.28
申请人
发明人
分类号
F24J2/04;E04D13/00;(IPC1-7):F24J3/02
主分类号
F24J2/04
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