the first mobile phone call was 75 years ago – what it takes for technologies to go from breakthrough to big time - discu.eu

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The first mobile phone call was 75 years ago – what it takes for technologies to go from breakthrough to big time https://theconversation.com/the-first-mobile-phone-call-was-75-years-ago-what-it-takes-for-technologies-to-go-from-breakthrough-to-big-time-162753 2 comments 16/6/2021 technology