Important Inventions

• 41. Who invented Ballistic missile ?

  Wemher von Braun of Germany in 1944.

• 42. Who invented Bleaching Powder ?

  Tennant of Britain in 1798

• 43. Who invented Calculus ?

  Newton of Britain in 1670.

• 44. Who invented Bicyle ?

  Kirkpatrick Macmillan of Britain.

• 45. Who invented Loudspeaker ?

  E. Cartwright of Britain in 1785.

• 46. Who invented Dynamo ?

  Hypolite Pixil of France in 1832

• 47. Who invented Hydrogen bomb ?

  Denis Gason of Britain in 1947.

• 48. Who invented Neon Lamp ?

  Damadian of U.S.A. in 1971.

• 49. Who invented Neutron bomb ?

  Chadwick of Britain in 1932.

• 50. Who invented paper ?

  Narinder Kapany of Germany in 1955

• 51. Who invented Transistor ?

  Bardeen, Shockley & Britain of U.S.A. in 1948

• 52. Who invented colour television ?

  John Logie Baird of Britain in 1928

• 53. Who invented Piano ?

  John Carbutt of U.S.A. in 1888.

• 54. Who invented Radar ?

  Plank of Germany in 1900.

• 55. Who invented Proton ?

  William Bullock of U.S.A. in 1865.

• 56. Who invented Quantum Theory ?

  Rutherford of N.Zealand in 1919

• 57. Who invented Radiocarbon ?

  A.H. Taylor & Leo C. Young of U.S.A. in 1922

• 58. Who invented Printing Press ?

  Charles Strite of U.S.A. in 1927.

• 59. Who invented Relativity Theory ?

  Einstein of Germany in 1905.

• 60. Who invented Stethoscope ?

  Laennec of French in 1819.