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发明名称
笔(英雄2000型)
摘要
后视图与主视图对称,省略后视图。
申请公布号
CN3326309D
申请公布日期
2003.10.01
申请号
CN02374652.1
申请日期
2002.11.22
申请人
上海圆珠笔厂有限公司
发明人
周杰
分类号
19-06
主分类号
19-06
代理机构
上海智力专利事务所
代理人
杨秀刚
主权项
地址
200125上海市杨高南路1998号
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