NAL develops Ventilator ‘SwasthVayu’for COVID-19 patientsAshutosh Kumar SinghMay 12, 2020February 14, 2022 by Ashutosh Kumar SinghMay 12, 2020February 14, 20220444 Ventilator – SwasthVayu is a micro-controller-based precise closed-loop adaptive control system with a built-in bio-compatible “3D printed manifold and coupler”... Read more