...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 |
| 6789365 | Side-welded anchors and reinforcements for masonry walls Side-welded anchor and reinforcement devices for a cavity wall are disclosed. The devices are combined with interlocking veneer anchors, and with veneer reinforcements to form unique anchoring systems. The components of each system are structured from reinforcing wi... | 09/14/2004 |