Did You Know...
...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 7175427 | Visually simulated tooth braces Visually simulated tooth braces include individual visual tooth brace indicia to simulate real functional braces commonly worn by children and adults alike to adjust human teeth. The visually simulated tooth braces allow for children to temporarily wear braces as ma... | 02/13/2007 |
