Tag Archives: Diwakar Vaish
Delhi engineer developed world’s cheapest
25-year-old Diwakar Vaish has invented the world’s smallest and cheapest ventilator. It costs only ₹20,000. It is being tested at AIIMS, Delhi.
25-year-old Diwakar Vaish has invented the world’s smallest and cheapest ventilator. It costs only ₹20,000. It is being tested at AIIMS, Delhi.