Medical Inventions and Discoveries
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 by Khalique General Knowledge
}
| Invention | Inventor(s) | Country | Year | 
| Adding Machine | Pascal | France | 1624 | 
| Aeroplane | Wright Brothers | US | 1903 | 
| Ballpoint Pen | C. Biro | Hungary | 1888 | 
| Barometer | E. Torricelli | Italy | 1643 | 
| Bicycle | K. Macmillan | Scotland | 1839 | 
| Rubber (Vulcanized) | Charles Goodyear | US | 1839 | 
| Rubber (Waterproof) | Charles Macintosh | Scotland | 1823 | 
| Safety Lamp | Sir Humphry Davy | England | 1816 | 
| Safety Pin | W. Hunt | US | 1849 | 
| Sewing Machine | B. Thimmonnier | France | 1830 | 
| Scooter | G. Bradshaw | England | 1919 | 
| Ship (Steam) | J.C. Perier | France | 1775 | 
| Ship (Turbine) | Sir Charles Parsons | England | 1894 | 
| Shorthand (Modern) | Sir Isaac Pitman | England | 1894 | 
| Spinning Frame | Sir Richard Arkwright | England | 1769 | 
| Steam Engine (Piston) | Thomas Newcomen | England | 1705 | 
| Steam Engine | James Watt | Scotland | 1782 | 
| Stainless Steel | Harry Brearley | England | 1913 | 
| Submarine | D. Bushnell | US | 1776 | 
| Tank | Sir Ernest Swington | England | 1914 | 
| Telegraph Code | Samuel F. B. Morse | US | 1837 | 
| Telephone | Alexander Graham Bell | US | 1876 | 
| Telescope | Hans Lippershey | The Netherlands | 1608 | 
| Television (Successful Demonstration) | John Logie Baird | Scotland | 1926 | 
| Terylene | J. Whinfield and J. Dickson | England | 1941 | 
| Thermometer | Galileo Galilee | Italy | 1593 | 
| Tractor | Benjamin Holt | US | 1900 | 
| Transistor | Bardeen, Shockley and Brattain | US | 1947 | 
| Typewriter | C. Sholes | US | 1867 | 
| Radio Valve | Sir J.A. Fleming | Britain | 1904 | 
| Watch | A. L Breguet | France | 1791 | 
| X-ray | Wilhelm Roentgen | Germany | 1895 | 
| Zip Fastener | W. L. Judson | US | 1891 | 

 
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