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发明名称
Glider for hand vacuum cleaners
摘要
申请公布号
US2574442(A)
申请公布日期
1951.11.06
申请号
US19490093382
申请日期
1949.05.14
申请人
THE SINGER MANUFACTURING COMPANY
发明人
TURNER EDGAR P.
分类号
A47L5/24
主分类号
A47L5/24
代理机构
代理人
主权项
地址
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