Otto Wichterle, inventatorul primei lentile de contact
Categories: CULTURA, ISTORIE, SLIDER, STIRI
Tags: inventator, lentile de contact, om de stiinta, Otto Wichterle, Praga
Categories: CULTURA, ISTORIE, SLIDER, STIRI
Tags: inventator, lentile de contact, om de stiinta, Otto Wichterle, Praga