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发明名称
圆珠笔(2088-1)
摘要
申请公布号
CN300778998D
申请公布日期
2008.05.14
申请号
CN200730119757.3
申请日期
2007.06.18
申请人
任国良
发明人
任国良
分类号
19-06
主分类号
19-06
代理机构
代理人
主权项
地址
315460浙江省余姚市临山镇西城南路37号
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