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发明名称
打卡钟(7000)
摘要
省略其它视图。
申请公布号
CN3179158D
申请公布日期
2001.03.07
申请号
CN00323822.9
申请日期
2000.08.02
申请人
钟奋强
发明人
钟奋强
分类号
10-01-C0471
主分类号
10-01-C0471
代理机构
广州三环专利代理有限公司
代理人
温旭
主权项
地址
510070广东省广州市黄花岗电脑城九楼
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