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申请公布号
JPS56149837(U)
申请公布日期
1981.11.10
申请号
JP19800049173U
申请日期
1980.04.11
申请人
发明人
分类号
B01D46/10;F24F7/013;(IPC1-7):F24F7/013
主分类号
B01D46/10
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