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发明名称
Brush utilizing removable lengths of brush strip
摘要
申请公布号
US2789298(A)
申请公布日期
1957.04.23
申请号
US19500183749
申请日期
1950.09.08
申请人
THE OSBORN MANUFACTURING COMPANY
发明人
PETERSON RUBEN O.
分类号
A47L13/254
主分类号
A47L13/254
代理机构
代理人
主权项
地址
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