About Inventions and Inventors Quiz #839
Inventions and Inventors Quiz #839 was the quiz for Monday, October 19, 2026: 10 questions: 2 easy, 4 medium and 4 hard. Everyone who played Inventions and Inventors Quiz that day got the same quiz, and it stays here to play for 60 days.
The questions of Inventions and Inventors Quiz #839
- Which of these is credited to Henry Ford?
- Which of these is credited to Benjamin Franklin?
- What does the word "patent" protect?
- Which of these is credited to George de Mestral?
- Which of these is credited to the Lumière brothers?
- Which of these is credited to Ray Tomlinson?
- Where was basketball invented in 1891?
- Who is credited with building an early external heart pacemaker?
- Which early plastic, invented by Leo Baekeland in 1907, was used in old telephones and radios?
- Who is credited with inventing the green plastic garbage bag?
The answer options and the answers appear only when you play the quiz, one question at a time.
New to Inventions and Inventors Quiz? The rules, tips and common questions are on the Inventions and Inventors Quiz page.
Other days of Inventions and Inventors Quiz
- Inventions and Inventors Quiz #842, Oct 22
- Inventions and Inventors Quiz #841, Oct 21
- Inventions and Inventors Quiz #840, Oct 20
- Inventions and Inventors Quiz #838, Oct 18
- Inventions and Inventors Quiz #837, Oct 17
- Inventions and Inventors Quiz #836, Oct 16
- Today’s quiz, #851
Every day of the last 60 is in the puzzle archive.