Align Technology, Inc. designs, manufactures, and markets Invisalign clear aligners, Vivera retainers ... Invisalign Palatal Expander, a 3D printed orthodontic device; and 3D printing solutions.
"so I invented the GENDILL OUTLET EXPANDER. My design would keep the ... The patent-pending invention provides a specialized metal retainer device. In doing so, it would anchor any electrical ...
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