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摘要
申请公布号
CN3121263D
申请公布日期
1999.09.15
申请号
CN99300342.7
申请日期
1999.01.21
申请人
李国栋
发明人
李国栋
分类号
19-08-S0694
主分类号
19-08-S0694
代理机构
代理人
主权项
地址
750004宁夏回族自治区银川市民生街商业大楼
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