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发明名称
Vacuum cleaner
摘要
申请公布号
US1832368(A)
申请公布日期
1931.11.17
申请号
US19300431573
申请日期
1930.02.26
申请人
ELECTROLUX CORPORATION
发明人
ELL LARS
分类号
A47L9/22
主分类号
A47L9/22
代理机构
代理人
主权项
地址
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