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发明名称
中性笔(空间)
摘要
右视图与左视图对称,省略右视图。
申请公布号
CN3473918D
申请公布日期
2005.09.07
申请号
CN200430072457.0
申请日期
2004.09.08
申请人
上海华宏金笔有限公司
发明人
谢贵龙
分类号
19-06
主分类号
19-06
代理机构
上海世贸专利代理有限责任公司
代理人
李忠
主权项
地址
201406 上海市奉贤区光明镇兴杨路1088号
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