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摘要
本外观设计为平面图案,省略其它视图。
申请公布号
CN3008334S
申请公布日期
1991.02.27
申请号
CN90301916.7
申请日期
1990.07.13
申请人
北京图书馆
发明人
富平; 彭爱平
分类号
19-08-T0041
主分类号
19-08-T0041
代理机构
代理人
主权项
地址
100081北京市海淀区白石桥路39号
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