Abraham Lincoln Is the Only U.S. President to Hold a Patent

Abraham Lincoln Is the Only U.S. President to Hold a Patent
Lincoln remains to this day the only US president to hold a patent in his name. Lincoln invented a “manner of buoying vessels” that was awarded U.S. patent number 6,469 on May 22, 1849 — 167 years ago this weekend.

May 20, 2016 at 11:41PM
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