Abraham Lincoln is the only U.S. president to have been granted a patent.
Notes on verification
Confirmed by Smithsonian, Library of Congress, and History.com; consistent, well-documented historical fact with no contradicting sources.
Abraham Lincoln is the only U.S. president to have been granted a patent.
Confirmed by Smithsonian, Library of Congress, and History.com; consistent, well-documented historical fact with no contradicting sources.