Important inventions

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Across
  1. 5. Portable two-way radio
  2. 6. Problem the World Bank helps reduce
  3. 11. Inventor of the walkie-talkie
  4. 12. Famous car manufacturer
  5. 13. Production Manufacturing goods in large quantities
  6. 14. Frequent users of walkie-talkies
  7. 16. Bought Ritty's company
  8. 18. Line Production method used by Ford
Down
  1. 1. Given to customers after a purchase
  2. 2. Inventor of the first cash register
  3. 3. Sound made when the cash drawer opened
  4. 4. Places where Ford's cars were made
  5. 7. Register Machine created to prevent theft
  6. 8. Bank International financial institution
  7. 9. First affordable Ford car
  8. 10. Roll Added to record sales transactions
  9. 13. Company that developed a handheld version
  10. 15. Money provided for development projects
  11. 17. British word for a cash register