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经营范围
发明名称
Improvements in or relating to air cleaners
摘要
申请公布号
GB846238(A)
申请公布日期
1960.08.31
申请号
GB19590005513
申请日期
1959.02.17
申请人
DONALDSON COMPANY, INC.
发明人
分类号
B01D50/00;B04C5/28;F02M35/02
主分类号
B01D50/00
代理机构
代理人
主权项
地址
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