Inventors and Inventions

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Across
  1. 2. Those who make goods
  2. 6. Not giving up easily
  3. 8. Preserves an idea as your own
Down
  1. 1. A model design
  2. 3. Designing machines
  3. 4. To make or improve
  4. 5. To show
  5. 7. Designing buildings