Ernst Ruska
19061988
German physicist who designed the first electron microscope and won the Nobel Prize in Physics for his work in electron optics
2 یادگاریں ملیں
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فلٹر لاگو کرتے ہوئے زندگیوں میں سب دیکھیں19061992
American computer scientist and United States Navy officer who pioneered machine-independent programming languages and developed COBOL
