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经营范围
发明名称
Safety Helmet
摘要
申请公布号
KR101093078(B1)
申请公布日期
2011.12.14
申请号
KR20090045434
申请日期
2009.05.25
申请人
发明人
分类号
A42B3/28;A42B3/04;A42B3/10
主分类号
A42B3/28
代理机构
代理人
主权项
地址
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