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发明名称
笔挂钩(306)
摘要
仰视图与俯视图对称,省略仰视图。
申请公布号
CN3640498D
申请公布日期
2007.05.02
申请号
CN200630108705.1
申请日期
2006.04.29
申请人
叶庆华
发明人
叶庆华
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东溪村分水华红制笔厂
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