inventions and discoveries

Invention                                   Year                             Inventor                                     Country

       Artificial Heart                      1957                             Willem Kolff                      Netherlands                        

       Atomic Bomb                      1945                             Jrobert Oppenheiner                  USA

       Atomic Theory                     1803                             Dalton                                         Britain

       Ball Point - Pen                    1988                             John Jhoud                                USA

       Barometer                           1644                             Evangeliste Torrlelli                    Italy

       Bicycle                                 1839–40                       Kirkpotnz Macmillan                  Brtain

       Calculus                               1670                             Newton                                       Britain

       Diesel Engine                      1895                             Rudolf Diesel                              Germany

       Electron                               1897                             Thomson J.J                              Britain

       Fountain Pen                       1884                             Lewis E waterman                     USA

       Gramphone                         1878                             Thomas Alva Edison                  USA

       Hydrogen Bomb                  1952                             Edward Teller                             USA

       Laser                                    1960                             Theodore Mainan                       USA

       Lift                                        1852                             Elisha Gotis                                USA

       Logaritham                          1614                             Napier                                         Britain

       Pacemaker                          1952                             Zoll                                              USA

       Periodic Table                     1869                             Mendelyer                                  Russia

       Pistol                                    1836                             Colt                                             USA

       Proton                                  1919                             Rutherford                                  New Zeland

       Stethoscope                        1819                             La ennaec                                  France

       Telescope                            1608                             Hans Lippershey                        Netherlands

       Television Mechanical         1926                             John Logic Baird                        Britain

       Transister                             1948                             Barden Shocks & Brhain           USA

       Wireless telegraphs             1896                             G Marconi                                  Italy

            X-Ray                            1895                                      Wk Roentgen               Germany