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摘要
申请公布号
CN3117489D
申请公布日期
1999.08.04
申请号
CN98315867.3
申请日期
1998.08.27
申请人
刘科宇
发明人
刘科宇
分类号
19-01-E0084
主分类号
19-01-E0084
代理机构
代理人
主权项
地址
410600湖南省宁乡县玉潭镇工贸街81号
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