A tooth powdering applicator. A container for holding infrared reflective powder has an inlet connected to a source of pressurized fluid and an outlet connected to a rigid outlet tube. A cover is removably threaded on the container to allow for insertion of the powder. The container includes a circuitous...http://www.google.fr/patents/US6099306?utm_source=gb-gplus-shareBrevet US6099306 - Tooth powdering applicator
