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发明名称
Esfregão de piso e limpeza de piso
摘要
申请公布号
BR9507798(A)
申请公布日期
1997.08.05
申请号
BR1995PI07798
申请日期
1995.05.05
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
CARL S AHLBERG;JAMES A WILSON;JAMES R HARRISON
分类号
A47L13/20;A47L13/256;(IPC1-7):A47L13/256
主分类号
A47L13/20
代理机构
代理人
主权项
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