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发明名称
A system for smoke displacement
摘要
申请公布号
GB201515967(D0)
申请公布日期
2015.10.21
申请号
GB20150015967
申请日期
2015.09.09
申请人
BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
发明人
分类号
主分类号
代理机构
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主权项
地址
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