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发明名称
笔(315)
摘要
笔杆处透明。
申请公布号
CN3676220D
申请公布日期
2007.08.01
申请号
CN200630118585.3
申请日期
2006.09.28
申请人
包文良
发明人
包文良
分类号
19-06
主分类号
19-06
代理机构
杭州天欣专利事务所
代理人
陈 红
主权项
地址
311519浙江省桐庐县分水镇桥东村分水包公制笔厂
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