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Source: https://twitter.com/mujinbot/status/145 ... 03138?s=20 Accessed: 2021-1029Maglev ML500 (Maglev ML500). An unmanned experimental vehicle of a linear motor car prototyped by Japan in 1977. In an unmanned driving test conducted in 1979, it succeeded in achieving the world's highest speed (at that time) of 517km / h.