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发明名称
Improvements in or relating to ventilators, cowls and the like
摘要
申请公布号
GB610153(A)
申请公布日期
1948.10.12
申请号
GB19460009704
申请日期
1946.03.29
申请人
ARTHUR VINCENT DOWNEY
发明人
分类号
F23L17/02
主分类号
F23L17/02
代理机构
代理人
主权项
地址
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