Concept illustrations for toothbrush patents
Toothbrush and peak flow meter patented by Dingane Baruti, MD, of Dingane Innovations.
Dehydrated dentifrice and toothbrush, which has concave bristle patterns that receive pellets of toothpaste that are activated by water.
Toothpaste droplets -- premeasured capsules of toothpaste that hold shape until brushing starts.
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