Classic Machines ExcavatorsClassic Machines: Early Kato ExcavatorsContractor MagazineMay 29, 2017September 17, 2018 by Contractor MagazineMay 29, 2017September 17, 2018 Well known for the quality of its mobile cranes, Kato, of Japan, was also a pioneer in the field of hydraulic excavators, and the second...