| Invention | Year | Inventor | Country |
| Air Conditioning | 1902 | Carrier | USA |
| Atomic bomb | 1945 | J Robert Oppenheimer | USA |
| Ball – point pen | 1888 | John J Loud | USA |
| Barometer | 1644 | Evangelists Torricelli | Italy |
| Bicycle | 1839-40 | Kirkpatrick Macmillan | Britain |
| Car (Steam) | 1769 | Nicolas Cugnot | France |
| Car (Petrol) | 1888 | Karl Benz | Germany |
| Caruretor | 1876 | Gottlieb Daimler | Germany |
| Cassette (Videotape) | 1969 | Sony | Japan |
| Cinema | 1895 | Nicolas& Jean Lumiere | France |
| Computer (Laptop) | 1972 | RCA | USA |
| Compact disc | 1987 | Sinclair | Britain |
| Diesel engine | 1895 | Rudolf Diesel | Germany |
| Dynamo | 1832 | Hypolite Pixii | France |
This post was last modified on December 27, 2019 3:57 pm