First electron microscope (1 ene 1931 año – 1 ene 1932 año)
Descripción:
The first electron microscope was developed in 1931 by University of Berlin scientist Ernst Ruska and electrical engineer Max Knoll. They were able to generate a four hundred power magnification with the prototype they made.
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fecha:
1 ene 1931 año
1 ene 1932 año
~ 1 years