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发明名称
摘要
申请公布号
JPS5258101(U)
申请公布日期
1977.04.27
申请号
JP19750140058U
申请日期
1975.10.16
申请人
发明人
分类号
D21F7/10;D06H5/00;D21F1/00;F16G3/02;(IPC1-7):D21F7/10
主分类号
D21F7/10
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