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摘要
省略其它视图。
申请公布号
CN3010993S
申请公布日期
1991.10.16
申请号
CN91300148.1
申请日期
1991.01.29
申请人
北京东风无线电厂
发明人
王智荣
分类号
14-03-T0110
主分类号
14-03-T0110
代理机构
北京市科技专利事务所
代理人
孙美华
主权项
地址
100062北京市广渠门内大街25号
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