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经营范围
发明名称
A radio that does broadcast by detecting the earthquake
摘要
申请公布号
KR20130006251(U)
申请公布日期
2013.10.30
申请号
KR20120003227U
申请日期
2012.04.20
申请人
发明人
分类号
H04H20/59
主分类号
H04H20/59
代理机构
代理人
主权项
地址
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