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发明名称
封皮(呼吸训练纸)
摘要
省略其他视图。
申请公布号
CN300839248D
申请公布日期
2008.10.15
申请号
CN200730320717.5
申请日期
2007.10.15
申请人
许 乐
发明人
许 乐
分类号
19-04
主分类号
19-04
代理机构
北京市金杜律师事务所
代理人
苏 娟
主权项
地址
100028北京市朝阳区三元桥曙光西里甲1号东城大厦(第三置业)B座3层
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