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经营范围
发明名称
Improvements in or relating to suction cleaners and rotatable agitators therefor
摘要
申请公布号
GB391524(A)
申请公布日期
1933.05.04
申请号
GB19310033259
申请日期
1931.12.01
申请人
THE HOOVER COMPANY
发明人
分类号
A47L9/04
主分类号
A47L9/04
代理机构
代理人
主权项
地址
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