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发明名称
圆规
摘要
申请公布号
CN3020534D
申请公布日期
1993.09.01
申请号
CN92307391.4
申请日期
1992.10.16
申请人
肖儒
发明人
肖儒
分类号
19-06
主分类号
19-06
代理机构
广东专利事务所
代理人
石泽智; 阎永昌
主权项
地址
香港九龙湾德福园D座114座
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