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发明名称
圆珠笔
摘要
申请公布号
CN300858849D
申请公布日期
2008.12.10
申请号
CN200730330176.4
申请日期
2007.10.26
申请人
里特钢笔有限责任公司
发明人
U·科克
分类号
19-06
主分类号
19-06
代理机构
中国专利代理(香港)有限公司
代理人
杨松龄
主权项
地址
德国布伦斯巴赫
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