The invention of Velcro by Leïla and Léna

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Across
  1. 2. date when the creator of Velcro received his patent
  2. 5. Therapeutic procedures using Verlcro
  3. 6. name of the creator of Velcro
  4. 8. Creation process inspired by nature
  5. 9. Discovery of tiny hooks on seeds, leading to the idea of Velcro
  6. 11. two parts in a velcro fastener
  7. 12. Material chosen for its strength after testing with cotton
  8. 13. Burrs ensure their survival
Down
  1. 1. Date when Puma introduces sneakers with Velcro,replacing laces
  2. 3. a rought edge or ridge left on an object
  3. 4. Textile professional who assembles yarns to form a weft or pattern
  4. 7. Special machine created to mass-produce Velcro
  5. 8. plant whose flower head clings to clothing
  6. 10. the first material which he used to make velcro
  7. 12. company that began using velcro in 60's to keep object from floating around under zero-gravity