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发明名称
摘要
申请公布号
JPS56156898(U)
申请公布日期
1981.11.24
申请号
JP19800055518U
申请日期
1980.04.22
申请人
发明人
分类号
D21F7/10;D06H5/00;D21F1/00;(IPC1-7):D06H5/00
主分类号
D21F7/10
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代理人
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