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发明名称
笔(820)
摘要
申请公布号
CN301162158D
申请公布日期
2010.03.24
申请号
CN200930099594.6
申请日期
2009.06.18
申请人
上海乐美文具有限公司
发明人
王广根;黄小喜
分类号
19-06
主分类号
19-06
代理机构
上海专利商标事务所有限公司
代理人
郭 蔚
主权项
地址
201703上海市沪青平公路2709号
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