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发明名称
教学演示屏
摘要
右视图与左视图对称,省略右视图。
申请公布号
CN3074254D
申请公布日期
1998.02.11
申请号
CN97307218.0
申请日期
1997.02.04
申请人
陈登根
发明人
陈登根 ; 曹建平 ; 曹新民 ; 江旭东
分类号
19-07-T0089
主分类号
19-07-T0089
代理机构
代理人
主权项
地址
213004江苏省常州市朝阳三村100幢乙单元402室
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