Who invented the mobile phone?
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Seismometer was invented by
What is the name of the most advance reading machine for visually challenged developed by CSIR?
Who invented Emoji in 1999?
Shigetaka Kurita invented Emoji in 1999. There are about 3304 emojis as of March 2020.
Who Invented postage stamp?
Aaton Van Leewen Hock is famous for the discovery of ___.
Who invented "Coca Cola"?
Postage Meter was invented by