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发明名称
Device for releasably securing brush strips in brush rolls
摘要
申请公布号
US2649603(A)
申请公布日期
1953.08.25
申请号
US19480049579
申请日期
1948.09.16
申请人
THE HOOVER COMPANY
发明人
SEGESMAN LOUIS E.
分类号
A47L9/04
主分类号
A47L9/04
代理机构
代理人
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地址
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