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发明名称
Hand sweeper for carpets
摘要
Driving wheels for auxiliary rotary wheels are provided at the forward corners of a sweeper in a spaced relationship from driving wheels for a main rotary brush to provide a long wheel base.
申请公布号
US4099284(A)
申请公布日期
1978.07.11
申请号
US19770770768
申请日期
1977.02.22
申请人
TANITA CORPORATION
发明人
SHINOZAKI, MAMORU;TAKAHAMA, YUICHI;TUBAKI, HACHIRO;NAGASAWA, KAZUO;MIKAMI, YASAO
分类号
A47L11/33;(IPC1-7):A47L11/33
主分类号
A47L11/33
代理机构
代理人
主权项
地址
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