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In which year who designed the …

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In which year who designed the electron microscope??

Posted by Palak Pandey 4 years, 1 month ago

CBSE > Class 09 > Science

5 answers

Vidhya Lakshmi 4 years, 1 month ago

Max Knoll and Ernst Ruska in 1931

Sarita Panda 4 years, 1 month ago

1940

Palak Pandey 4 years, 1 month ago

I am also not sure in year,but I think it may 1932

Arsh Tiwari 4 years, 1 month ago

max knoll designed the first electron microscope in 1930.. hope it will correct..

Anjali Basumatary 4 years, 1 month ago

Max knoll and Ernst Ruska in 1931

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