Who is the only U.S. President to invent and patent something?
Options
A. Abraham Lincoln
B. Theodore Roosevelt
C. Thomas Jefferson
D. Rutherford B. Hayes
Correct Answer
Abraham Lincoln
Explanation
In 1849 Honest Abe invented a method to aid ships that got stuck on sandbars. He called it A Device for Buoying Vessels Over Shoals. It was never used.