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发明名称
Improvements relating to ventilators
摘要
申请公布号
GB579572(A)
申请公布日期
1946.08.08
申请号
GB19440005329
申请日期
1944.03.22
申请人
GEORGE ROWLAND NORSWORTHY
发明人
分类号
F24F7/02
主分类号
F24F7/02
代理机构
代理人
主权项
地址
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