Dentistry – Apparatus – Having intra-oral dispensing means
Reexamination Certificate
2011-07-05
2011-07-05
Lewis, Ralph A (Department: 3732)
Dentistry
Apparatus
Having intra-oral dispensing means
C601S163000, C015S167100
Reexamination Certificate
active
07972136
ABSTRACT:
An oral hygiene device having, in one embodiment, a unique, peristaltic pump water streaming or jet action; and in another embodiment, a multi-headed toothbrush may also be disposed on the end of a handle on which the jet nozzle or nozzles are disposed.
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Peristaltic Pump, http://wikipedia.org/wiki/Peristaltic—pump , Sep. 2008.
Berenbaum Weinshienk PC
CRA Labs, Inc.
Kalan K
Lewis Ralph A
Scull Peter B.
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