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发明名称
Disposable filter bag for suction cleaners
摘要
申请公布号
US2864462(A)
申请公布日期
1958.12.16
申请号
US19540428228
申请日期
1954.05.07
申请人
THE HOOVER COMPANY
发明人
BRACE GEORGE A.
分类号
A47L5/36;A47L9/14
主分类号
A47L5/36
代理机构
代理人
主权项
地址
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