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Hidden Geniuses Behind Common Innovations is a hard crossword puzzle with 13 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Hidden Geniuses Behind Common Innovations
Challenging puzzle for experienced crossword solvers
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Across
  • 1. Threadcutting duo’s inventor whose work binds metal joints
  • 2. Unsung engineer optimizing woodcutting with rhythmic cuts
  • 3. Artisan who shaped the transparent tool we take for granted
  • 4. Descriptor for the thin thread pivotal in illumination tech
  • 6. Craftsman behind the rotary tool shaping precision metalwork
  • 7. Early air-driven apparatus mastermind behind power sources
  • 11. Lever inventor prized in dismantling with a cunning edge
Down
  • 5. Ancient mechanism pioneer enabling smooth rotational motion
  • 8. Designer optimizing human-tool interaction unseen but vital
  • 9. Subtle heat treatment innovator behind hardened blade edges
  • 10. Precision measurer's sly misspelling hides its utility
  • 12. Inventor whose early metal fasteners revolutionized attachment
  • 13. Micrometric adjustment tool with invisible incremental advance
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