M-24. Mazda, “Mazda adopts the world’s first 3-dimensional hot bent hardened square tube (translated from Japanese),” Press Release, 2013.
PHS in Vehicles: An Abridged History
The Beginnings of PHS Use Press hardening, as we know it today, was developed in Luleå, Sweden, by
Citation: M-28. H. Matsuoka and K. Fujihara, “Mazda