Vertaald door AI (EN). Toon origineel (NL)
The portable phone, also known as the mobile phone, was first invented in the 1970s. The first working mobile phone was developed by Martin Cooper of Motorola and was presented on April 3, 1973. It was the Motorola DynaTAC 8000X, which did not become commercially available until 1983. This phone was large and heavy compared to current models, but it marked the beginning of mobile communication.
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