Сегодня родился Кузьминский Павел Дмитриевич
On July 2, 1840 Kuzminsky Pavel Dmitriyevich was born. This is a Russian engineer and an inventor, a creator of the first gas reversive turbine. He dealt with issues of mechanics of the ship, heating engineerings, hydromechanics, aeronautics. Kuzminsky has invented and designed a hydraulic dynamometer.