Barometer was invented by : Torricelli
Bismuth was discovered by : Valentine
Celluloid was invented by : A.Parker
Cement was invented by : Joseph Aspdin
Chronometer was invented by : John Harrison
Crescograph was invented by : J.C.Bose
Dynamo was invented by : Michael Faraday
Electric Lamp was invented by : Thomas alva Edison
Electric razor was invented by : Jacob Schick
Electro-cardiograph was invented by : William Einthoven
Electromagnet was invented by : William Sturgeon
Existence of isotopes was discovered by : Frederick Soddy
Fountain pen was invented by : L.E.Waterman
Four blood groups were discovered by : Karl Landsteiner
Galileo's first scientific discovery was : Pendulum
Glider was invented by : Sir George Caley
Laser was invented by : Dr.Charles H.Townes
Law of gravitation was propounded by : Sir Isaac Newton
Laws of floating bodies was discovered by : Archimedes
Manganese was discovered by : Gahn
Microscope was invented by : Aaton Van Leewen Hock
Nickel was discovered by : Cronstledt
Nuclear reactor was invented by : Enrico Ferni
Nylon was invented by : Dr.Wallace H.Carors
Ory of relativity was propounded by : Albert Einstein
Radio valve was invented by : Sir J.A.Fleming
Radioactivity was discovered by : Henry Bacquerel
Radium was discovered by : Marie and Pierrie Curie
Rayon was invented by : Sir Joseph Swann
Refrigerator was invented by : J.Perkins
Revolver was invented by : Samuel Colt
Safety matches was invented by : J.E.Lundstrom
Sodium was discovered by : Sir Humphry Davy
Spinning frame was invented by : Sir Richard Arkwright
Steam engine was invented by : James Watt
Stethoscope was invented by : William Stockes
Vulcanised rubber was invented by : Charles Goodyear
0 comments