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经营范围
发明名称
道槽式窗口对讲机(三)
摘要
申请公布号
CN301284913S
申请公布日期
2010.07.14
申请号
CN200930161739.0
申请日期
2009.09.07
申请人
李卫东
发明人
李卫东
分类号
14-03
主分类号
14-03
代理机构
代理人
主权项
地址
400020 重庆市江北区洋河新村26号5-1
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