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经营范围
发明名称
Electrically driven fan
摘要
申请公布号
US2682826(A)
申请公布日期
1954.07.06
申请号
US19450601444
申请日期
1945.06.25
申请人
AKTIEBOLAGET B. A. HJORTH & CO.
发明人
WAHLBORG KARL JOHN
分类号
F04D25/14
主分类号
F04D25/14
代理机构
代理人
主权项
地址
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