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经营范围
发明名称
Sweeper bristle
摘要
A bristle for railway roadbed brooms with a trailing edge that has a plurality of spaced apart grooves that are oriented transversely of the bristle in the trailing edge portion.
申请公布号
US4480350(A)
申请公布日期
1984.11.06
申请号
US19830483038
申请日期
1983.04.07
申请人
WHITE, LARRY F.
发明人
WHITE, LARRY F.
分类号
A46D1/00;(IPC1-7):A46B13/02;A46B7/10
主分类号
A46D1/00
代理机构
代理人
主权项
地址
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