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发明名称
Brush element
摘要
申请公布号
US2963730(A)
申请公布日期
1960.12.13
申请号
US19580727461
申请日期
1958.04.09
申请人
THE OSBORN MANUFACTURING COMPANY
发明人
NELSON BROOKS E.
分类号
A46B13/00
主分类号
A46B13/00
代理机构
代理人
主权项
地址
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