Method for manufacturing toothbrush and toothbrush manufactured by the method
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United States of America Patent
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Nov 13, 2012
Grant Date -
Sep 22, 2011
app pub date -
Mar 19, 2010
filing date -
Mar 19, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method of producing a bundle of bristles is provided and includes collecting a plurality of bristles substantially close together and fusing and subsequently hardening ends of the collected bristles to each other by cutting to thereby fuse the ends of the collected bristles using a heated cutter to thus produce a bundle of bristles.
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Family
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Cited Art Landscape
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