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Home 5 Most Important Scientific Discoveries

Important Inventions


S.No Discover Scientist Image Country/ Year
21 Motor car(petrol) Karl Benz
Image
Germany, 1885
22 Motorcycle Edward Butler
Image
England, 1884
23 Printing Press J. Gutenberg
Image
Germany1455
24 Radium Marie and Pierre Curie
Image
France, 1898
25 Radio G.Marconi
Image
England, 1901
26 Razor (safety) K.G. Gillette
Image
USA, 1895
27 Refrigerator J. Harrison and A. Catlin
Image
Britain 1834
28 Rubber(vulcanized) Charles Good year
Image
USA, 1841
29 Safety pin William Hurst
Image
USA, 1849
30 Sewing machine B. Thimmonnier
Image
France, 1830
31 Steam engine (piston) Thomas Newcome
Image
Britain, 1712
32 Steam engine (condenser) James Watt
Image
Scotland1765
33 Stainless Steel Harry Brearley
Image
England, 1913
34 Telephone Alexander Graham Bell
Image
USA, 1876
35 Television John Logie Bared
Image
Scotland, 1926
36 Thermometer Galileo Galilei
Image
Italy, 1593
37 Tractor J.Froelich
Image
USA, 1892
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