Inventions by Carla González

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Across
  1. 5. name of the person who they didn’t want to include in a project that was confidential to study and develop an atomic weapon.
  2. 6. country where the BHP Billiton Awards Ceremony are held every year
  3. 7. company which sony was surpassed after its debut in 2007
Down
  1. 1. 1980 was the year when this invention was created
  2. 2. surname of the person who invented the pop-ups ads
  3. 3. digital assistant whose creator is Microsoft
  4. 4. month when the first official Mother’s Day was celebrated