Sci-Fi Based Inventions

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Across
  1. 3. telephot
  2. 6. "Looking backward" by Edward Bellamy
  3. 9. seashell radio device
  4. 12. 2 silver paddles wired to an outlet
  5. 14. H.G Wells
  6. 15. hunter seeker
Down
  1. 1. Motorola
  2. 2. invented by Simon Lake
  3. 4. Thomas A Swift's electric rifle
  4. 5. 2 way wrist radio
  5. 7. Robert Heinlein
  6. 8. launched on March 16th, 1926
  7. 10. Clipper of the clouds
  8. 11. R.U.R
  9. 13. Pygmalion’s Spectacles