Discoveries and Inventions

Discoveries and Inventions:

S.No. Discovery/Invention Scientist
1. Wireless Telegraphy Marconi
2. Telephone Graham Bell
3. Telescope Galileo
4. Fountain Pen Lewis E. Waterman
5. Revolver Colt
6. Electric Bulb Thomas Alva Edison
7. Calculating Machine Pascal
8. Type Writer Sholes
9. Helicopter Brequet
10. Petrol Engine Nicolas Otto
11. Diesel Engine Rudolph Diesel
12. Gas Engine Dailmer
13. Gramophone Thomas Elva Edison
14. Microphone Graham Bell
15. Pneumatic Tyre Dunlop
16. Aero plane Orville & Wilbur Wright
17. Motor Car Austin
18. Steam Engine James Watt
19. Magazine of gun P.Von Mauser
20. X-rays Wilhelm Rongten
21. Neutron Chadwick
22. Electron J.J.Thomson
23. Atomic Structure Bohr
24. Railway Engine Stephenson
25. Bicycle Macmillan
26. Safety Razor Gillete
27. Transistor Shokley & Brattain
28. Stethoscope Rene Laennec
29. Sewing Machine Howe
30. Television J. Baird
31. Steam turbine Sir C. Parsons
32. Thermometer Farenheit
33. Printing press Johann Gutenberg
34. Radium Madam Curie
35. Photographic film Kodak
36. Military Tank Swinton
37. Dynamite Alfred Nobel
38. Submarine David Bushnell
39. Jet Propulsion Frank Whittle
40. Pasteurization Louis Pasteur
41. Laws of Gravitation Newton
42. Cinematography Edison
43. Ball point pen John J. Loud
44. Atom bomb Robert Oppenheimer
45. Electric battery Alessandro Volta
46. Homeopathy Hahnemann
47. Insulin F.Banting
48. Lift Otis
49. Machine gun James Puckle
50. Laws of motion Newton
51. Radar Robert Watson
52. Telegraph Code Samuel Morse
53. Steam boat Fulton
54. Radio transmitter Alexanderson
55. Refrigerator James Harisson & Alexander  Catlin
56. Heart transplant Christian Barnard
57. Car (Petrol) Karl Benz
58. Carburetor Gottlieb Daimler
59. Washing Machine Alva. J. Fisher
60. Electric Iron Henry W. Seeley
61. Laser T. H. Maimah
62. Hydrogen Bomb Edward Teller
63. Safety Match John Walker
64. Microscope Z. Janessen
65. Motor cycle G. Daimler
66. Neutron bomb Samuel Cohen
67. Optical Fiber Narinder Kapany
68. Pencil Jacques-Nicolas Conte
69. Transistor radio Sony
70. Transformer Michael Faraday
71. Watch Bartholomew Manfredi
72. Bacteria Leeuwenhock
73. Vaccination Edward Jenner
74. Choloroform James Simpson
75. Asprin Dreser
76. Vitamin A McCollum & M. Davis
77. Vitamin C Froleich Holst
78. Vitamin D McCollum
79. Vitamin B1 Minot & Murphy
80. Pencillin Alexander Fleming
81. Artificial Heart Willem Kolff

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