Brush tip for a motorized toothbrush
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United States of America Patent
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Feb 26, 2002
Grant Date -
N/A
app pub date -
Jun 23, 1999
filing date -
Jun 23, 1999
priority date (Note) -
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Abstract
A brush tip for a motorized toothbrush has a first brush head and a second brush head. The second brush head encircles the first brush head. Means are provided for differently accelerating the first and second brush heads in response to motion produced by the toothbrush motor.
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