...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7332210 | Gradient dot pattern for reducing visible step lines on the face of an applique Various manufacturing techniques may be employed to construct an appliqué for use in an instrument cluster. In one commonly employed technique, an appliqué may be formed by applying different colored ink layers onto a surface of a polycarbonate sheet using a silk ... | 02/19/2008 |