NMAH/SI Upon hearing the name Abraham Lincoln, many images may ... things in our collection." Lincoln's patent, No. 6,469, was granted on May 22, 1849, for a device for "Buoying Vessels Over ...

Granted on May 22, 1849, the concept involves ... Who had this bright idea? Abraham Lincoln! He is the only US president to hold a patent. From Smithsonian: [Lincoln's inspiration] came as a ...

He is the only president to hold a patent Abraham Lincoln is the only U.S. president to hold a patent. It was issued to Lincoln in 1849 for a device that lifted boats over obstructions encountered ...

Lincoln wrote a description of how it worked and, on May 22, 1849, received ... Today, Abraham Lincoln, despite his unique relationship with the U.S. Patent Office, is remembered and praised ...