Helmut Ruska (June 7, 1908, Heidelberg - August 30, 1973) earned his medical degree and worked closely with his brother Ernst Ruska, with whom he developed the electron microscope with.
Helmut Ruska (June 7, 1908, Heidelberg - August 30, 1973) earned his medical degree and worked closely with his brother Ernst Ruska, with whom he developed the electron microscope with.