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经营范围
发明名称
Improvements in centrifugal fans
摘要
申请公布号
GB894893(A)
申请公布日期
1962.04.26
申请号
GB19590021841
申请日期
1959.06.25
申请人
AKTIEBOLAGET SVENSKA FLAEKTFABRIKEN
发明人
分类号
F04D29/28
主分类号
F04D29/28
代理机构
代理人
主权项
地址
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