first phone

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Across
  1. 3. the invetion
  2. 4. industri field
  3. 9. cooper's vision
  4. 10. inventor
Down
  1. 1. model name
  2. 2. plece of the phone
  3. 5. cooper invetion
  4. 6. Historic archivemet
  5. 7. born form this invetion
  6. 8. AT&T research lab