Invention of the Year

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Across
  1. 4. 1987
  2. 5. 1996
  3. 6. 1978
  4. 8. 1973
  5. 11. 2006 - Nintendo
  6. 12. 1958 - Boeing
  7. 13. 1956 - IBM
  8. 16. 2004 - Mark Zuckerberg
  9. 18. 2007 - Apple
  10. 21. 1976
  11. 22. 1974
  12. 23. 1960 - Wilson Greatbatch
Down
  1. 1. 1970 - Corning
  2. 2. 2009 - Satoshi Nakamoto
  3. 3. 1989 - Tim Berners-Lee
  4. 7. 1985 - Kary Mullis
  5. 8. 1954 - Percy Spencer
  6. 9. 1983
  7. 10. 1999 - Harald Gormsson
  8. 14. 2001
  9. 15. 1991 - Linus Torvalds
  10. 17. 1957
  11. 19. 1965 - Stephanie Kwolek and Herbert Blades
  12. 20. 1955 - Jonas Salk