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经营范围
发明名称
新颖圆珠笔
摘要
申请公布号
CN3022706D
申请公布日期
1993.12.29
申请号
CN92307760.X
申请日期
1992.11.12
申请人
官永源
发明人
官永源
分类号
19-06
主分类号
19-06
代理机构
代理人
主权项
地址
台湾省台北县板桥市双十路三段10巷1弄8号
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