3 ms·
Prior art: https://en.wikipedia.org/wiki/Omnidirectional_treadmill https://en.wikipedia.org/wiki/Omnidirectional_treadmill
by zevyoura 10y ago
Prior art: https://en.wikipedia.org/wiki/Omnidirectional_treadmill https://en.wikipedia.org/wiki/Omnidirectional_treadmill