Inventions

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Across
  1. 1. (Edward Jenner)
  2. 3. (Alexander Fleming)
  3. 5. (Zacharias Janssen)
  4. 8. (Motor by Nikola Tesla)
  5. 9. (Carl von Linde)
  6. 10. (Thomas Edison)
  7. 12. (Karl Benz)
  8. 13. (Thomas Edison)
  9. 16. (Engine by James Watt)
  10. 18. (Gutenberg's press)
  11. 19. (Guglielmo Marconi)
Down
  1. 2. (Alexander Graham Bell)
  2. 4. (Samuel Morse)
  3. 6. (George Eastman)
  4. 7. (Wilhelm Roentgen)
  5. 11. (Tim Berners-Lee)
  6. 12. (Wright brothers)
  7. 14. (Global Positioning System)
  8. 15. (Charles Babbage)
  9. 17. (Philo Farnsworth)