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经营范围
发明名称
圆珠笔(SN012)
摘要
圆珠笔外部为笔套,可展开、折叠。
申请公布号
CN3478200D
申请公布日期
2005.09.28
申请号
CN200530033574.0
申请日期
2005.01.12
申请人
蒋崇斌
发明人
蒋崇斌
分类号
19-06
主分类号
19-06
代理机构
宁波天一专利代理有限公司
代理人
徐良江
主权项
地址
315040 浙江省宁波市江东区百丈路168号会展中心9D
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