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发明名称
椭圆形防伪印章
摘要
省略其它视图。
申请公布号
CN3106027D
申请公布日期
1999.03.24
申请号
CN98308437.8
申请日期
1998.05.09
申请人
银川市新型印章厂
发明人
王治国
分类号
19-02-O0010
主分类号
19-02-O0010
代理机构
宁夏专利服务中心
代理人
郭立宁
主权项
地址
750004宁夏回族自治区银川市东环南路银古路口新庆综合楼3楼
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