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发明名称
圆珠笔
摘要
申请公布号
CN3020835D
申请公布日期
1993.09.15
申请号
CN92308423.1
申请日期
1992.12.08
申请人
台湾程拓股份有限公司
发明人
涂栋介
分类号
19-06
主分类号
19-06
代理机构
永新专利商标代理有限公司
代理人
刘国平
主权项
地址
中国台湾
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