General Knowledge · Inventions and Discoveries
Who invented the screw-caliper micrometer, an upgrade over earlier measuring devices, in the 17th century?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Richard Trevithick
- 2James Dewar
- 3William Gascoigne✓
- 4Ernest Lawrence
Correct answer
William Gascoigne
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