Multiple choice general knowledge

Who invented the safety pin?

  1. Walter Hunt

  2. Humphry Davy

  3. James King

  4. Hubert Booth
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Walter Hunt, an American inventor, created the safety pin in 1849 and patented the design. He sold the patent for \$400 to pay off a \$15 debt. Humphry Davy invented the miner's safety lamp, James King developed early washing machines, and Hubert Booth invented the vacuum cleaner.

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