Inventions by Lucía Huertas Portillo

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Across
  1. 4. the man who was invented the safety glass.
  2. 5. the year when the Mother's day became official.
  3. 7. It was the first company that introduce a virtual assistant
Down
  1. 1. The teen who created the project called "Purification and Preliminary"
  2. 2. The invention that Ethan Zuckerman invented
  3. 3. It is a project that you can move safely delicate transport.
  4. 6. The year when the 3D printing began.