Toothbrush
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United States of America Patent
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May 6, 1997
Grant Date -
N/A
app pub date -
May 24, 1995
filing date -
May 24, 1995
priority date (Note) -
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Abstract
An electrical driven toothbrush has a rotatable shaft with a remote end which fits into a slot in a bristle holder. The holder is mounted for rotation on a post supported by a head. When the shaft rotates the remote end describes a circle and driving engages the slot to cause the holder to vibrate.
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