Invention/Discovery

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Across
  1. 4. Chester Floyd Carlson
  2. 6. Levi Strauss
  3. 7. William Cullen
  4. 8. John Logie Baird
Down
  1. 1. Alexander Graham Bell
  2. 2. Thomas Edison
  3. 3. Steve Jobs
  4. 5. Guglielmo Marconi
  5. 8. Christopher Latham Sholes