Invention Grant
US07704073B2 Orthodontic archwires of various colors and their preparation methods 有权
各种颜色的正畸弓丝及其制备方法

Orthodontic archwires of various colors and their preparation methods
Abstract:
This invention provides orthodontic archwires with more than one colors, which can be prepared by subjecting the orthodontic archwires to an anodizing treatment.
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