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.
More questions
1. The powers to legislate with respect to any matter not enumerated in any of the three lists are mentioned as residuary powers. Which of the following is empowered to determine finally as to whether or not a particular matter falls in this category