Invention Grant
US08850650B2 Homogeneous core wire protective cleaning tip 有权
均质芯线保护清洁头

Homogeneous core wire protective cleaning tip
Abstract:
A brush for use on sensitive surfaces includes a twisted wire core having a handle end and a bristle end, and a plurality of bristles extending radially outward from a portion of the wire core defining a bristle block. The brush further includes a protective tip integrally formed on the wire core at the bristle end for preventing the brush from damaging sensitive surfaces. The wire core and the protective tip are formed from the same material.
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