...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 |
| 7072686 | Voice controlled multimedia and communications device A portable multimedia and communications device can include a transducive element for receiving sound. The device also can include a base unit having a plurality of multimedia units and a processor executing a speech recognition engine for recognizing user speech. E... | 07/04/2006 |