Inventions and discoveries

1. Areoplane 1903 Wright brothers(America)
2. Bicycle 1940 Macmillan(Scotland)
3. Diseal-Engine 1893 Diesel(Germany)
4. Television 1926 Baird(England)
5. Milltary tank 1974 Swinton(England)
6. Blood Circulation 1628 Harvey
7. Fountain Pen 1864 Waterman (America)
8. Machine Gun 1861 Gatling
9. Radium 1903 Madem Curie (France)
10. Revolver 1837 Colt(America)
11. Telephone 1876 Bell(America)
12. Neutron 1932 Chadwick
13. Electric Battery 1807 Volta
14. Photo film 1883 Eastman