Inventions

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Across
  1. 2. Edison Who invented light bulb?
  2. 3. franklin Who invented electricity?
  3. 5. Carrier Who invented Air Conditioner?
  4. 6. diehl Who invented ceiling fans?
  5. 7. loud Who is the inventor of Ball-Point Pen?
Down
  1. 1. galilei Who invented telescope?
  2. 4. Cooper Who invented mobile phone?
  3. 5. Brothers who invented Airplane?