SciHi auf Twitter: "Timeline of mobile phones, for the anniversary of the first cell phone that received its FCC certification #OTD of Sep 21, 1973 via #Wikidata https://t.co/kU9wQON1r4 https://t.co/0Tqugc03BZ… https://t.co/GSpcigjvMn"

https://twitter.com/SciHiBlog/status/1043413177613082624

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