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发明名称
摘要
申请公布号
JPS481741(U)
申请公布日期
1973.01.10
申请号
JP19710041057U
申请日期
1971.05.19
申请人
发明人
分类号
F24H3/02;F23N5/02;F24D15/00;(IPC1-7):F24H3/02
主分类号
F24H3/02
代理机构
代理人
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