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发明名称
笔(旋转式)
摘要
申请公布号
CN300788081D
申请公布日期
2008.06.04
申请号
CN200730118586.2
申请日期
2007.05.29
申请人
李智峰
发明人
李智峰
分类号
19-06
主分类号
19-06
代理机构
杭州杭诚专利事务所有限公司
代理人
俞润体
主权项
地址
311519浙江省桐庐县分水镇高坞口3号
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