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经营范围
发明名称
Improvements in or relating to filters for vacuum cleaners or the like
摘要
申请公布号
GB384852(A)
申请公布日期
1932.12.15
申请号
GB19320005665
申请日期
1932.02.25
申请人
ELECTROLUX LIMITED
发明人
分类号
A47L9/12
主分类号
A47L9/12
代理机构
代理人
主权项
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