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In which year was the zipper invented?

Question: In which year was the zipper invented?
  • A. 1851
  • B. 1893 ✓
  • C. 1905
  • D. 1923
Correct Answer: B. 1893
Explanation: The zipper was patented by Whitcomb L. Judson in 1893, later improved by others.

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