| 11. | Corva also learns that the Army has found Dan Kelly, Tyson's radiotelephone operator.
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| 12. | In 1915, AT & T technicians made the first trans-Atlantic radiotelephone call.
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| 13. | In 1915 he was in charge of radio receiver development for the Bell System transatlantic radiotelephone tests.
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| 14. | It has been suggested that Leonard Plugge was the inventor of the two-way car radiotelephone.
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| 15. | Typically they were a 3-man team including an officer, enlisted instructor and radiotelephone operator.
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| 16. | He also held a First Class Radiotelephone Operator's Permit issued by the Federal Communications Commission.
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| 17. | The distinction between radiotelephones and two-way radio is becoming blurred as the two technologies merge.
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| 18. | Despite Collins'reported successes, his efforts actually fell short of creating a commercially viable radiotelephone.
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| 19. | To realize his idea of distributing entertainment by radio, Herrold first needed to perfect a radiotelephone transmitter.
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| 20. | This allowed amateurs to upgrade and use reserved radiotelephone bands without having to pass a difficult code examination.
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