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发明名称
Improvements in centrifugal blowers
摘要
申请公布号
GB497922(A)
申请公布日期
1938.12.30
申请号
GB19380025425
申请日期
1938.08.30
申请人
OLIVER DANIEL HOWARD BENTLEY
发明人
分类号
F01D1/24;F04D17/02;F04D25/04
主分类号
F01D1/24
代理机构
代理人
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