invention and inventors


1.Air conditioner (AC) – Willis Carrier, U.S.

2. Refrigerator – James Harrison, Australian

3. Washing Machine (Electric) – Alva J. Fisher, U.S.

4. Mobile Phone – Martin Cooper, U.S.

5. Telephone – Alexander Graham Bell, U.S.

6. Microphone – Alexander Graham Bell, U.S.

7. Gramophone – Thomas Alva Edison, U.S.

8. Calculator (Mechanical) – Blaise Pascal, France

9. Calculator (Electronic) – Jerry Merryman, U.S.

10. Watch – Peter Henlein, Germany

11. Sewing Machine – Thimonnier, France

12. Transformer – Michael Fraday, British (Later Ottó Bláthy)

13. Machine Gun – Sir Hiram Maxim, U.S.

14. Radar – Sir Robert Alexander Watson-Watt, British

15. Airplane – Orville Wright and Wilbur Wright (Wright Brothers), U.S.

16. Submarine – Cornelius Drebbel, Netherlands

17. First military submarine – Yefim Nikonov, Russia

18. Tank (Military) – Sir Ernest Dunlop Swinton, England


19. Transistor – John Bardeen, Walter Brattain and William Shockley, U.S.

20. Galvanometer – Johann Schweigger, Germany

21. Laser – Theodore Harold Maiman, U.S.

22. Neon Lamp – Georges Claude, France

23. Rocket Engine – Robert Goddard, U.S.A.

24. Jet Engine – Frank Whittle, British

25. Diesel Engine – Rudolf Diesel, Germany

26. Steam Engine – Thomas Savery, England

27. Steam Engine (Piston) – Thomas Newcomen, England

28. Steam Engine (Condenser) – James Watt, Scotland

29. Railway Engine – George Stephenson, British

30. Typewriter – Christopher Latham Sholes, U.S.

31. Seismograph – John Milne, British

32. Electromagnet – William Sturgeon, England; Improved by Joseph Henry, U.S.

33. Electronic Computer – J.G. Brainerd, J.P. Eckert and J.W. Mauchly, (U.S.)

34. Electric Generator – Michael Faraday, British

35. Electric Battery – Volta, Italian

36. Electric Blanket – Simmons Co., Petersburg and Virginia, U.S.

37. Electric Cooking Utensil – St. George Lane-Fox, England

38. Electric Fan – Wheeler, U.S.A.

39. Electric Generation – Otto von Gueriche, Germany

40. Electric Lamp – Thomas Alva Edison, U.S.

41. Electric Motor (DC) – Zenobe Gramme, Belgium

42. Electric Motor (AC) – Nikola Tesla, U.S.

43. Television – John Logie Baird, British

44. Refrigerator – William Cullen, Hamilton (Later Oliver Evans, U.S.)

45. Air Brake – George Westinghouse, U.S.

46. Dics Brake – Dr. F. Lanchester, England

47. Atomic bomb – Robert Oppenheimer, U.S. and Edward Teller, U.S.

48. Helicopter – Igor Sikorsky, Russia

49. Lift – Elisha Otis, U.S.

50. Laser Printer – Gary Starkweather, U.S.

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