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发明名称
Removable tool holder for vacuum cleaner
摘要
申请公布号
US2747214(A)
申请公布日期
1956.05.29
申请号
US19530350874
申请日期
1953.04.24
申请人
ELECTROLUX CORPORATION
发明人
ALLEN OLIVER L.
分类号
A47L9/00
主分类号
A47L9/00
代理机构
代理人
主权项
地址
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