Ancient Greece designed machines in the two civilian and military services domains. The Antikythera mechanism, an early identified mechanical analog computer,[27][28] and the mechanical inventions of Archimedes, are samples of Greek mechanical engineering. Many of Archimedes' innovations and also the Antikythera system needed complex understanding of differential gearing or epicyclic https://www.callupcontact.com/b/businessprofile/Structural_Engineering/8459783