Inventions

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Across
  1. 5. Theodore Maiman
  2. 6. Dmitri Mendeleev
  3. 8. Johannes Gutenberg
  4. 9. Switch Almon Strowger
  5. 10. Tim Berners-Lee
  6. 13. Karl Benz
  7. 15. Raymond Damadian
  8. 18. Guglielmo Marconi
  9. 19. Alexander Fleming
  10. 20. Charles Babbage
  11. 21. James Watt
  12. 24. J. Robert Oppenheimer
Down
  1. 1. Edward Jenner
  2. 2. Alfred Nobel
  3. 3. Albert Einstein
  4. 4. Thomas Edison
  5. 6. Jonas Salk
  6. 7. Philo Farnsworth
  7. 11. Alexander Graham Bell
  8. 12. Sir Robert Watson-Watt
  9. 14. Wilhelm Conrad Roentgen
  10. 16. Wright Brothers (Orville and Wilbur Wright)
  11. 17. Jacob Perkins
  12. 22. Robert Fulton
  13. 23. Percy Spencer