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经营范围
发明名称
HOTTE DE VENTILATION,
摘要
申请公布号
BE848144(A1)
申请公布日期
1977.03.01
申请号
BE19760172200
申请日期
1976.11.09
申请人
发明人
分类号
F24C15/20;(IPC1-7):B08B/
主分类号
F24C15/20
代理机构
代理人
主权项
地址
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