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                                    Induction Motor                               Galileo Ferraris


                                       Jet Engine                                  Frank Whittle


                                       Kinetoscope                                  Thomas A.
                                                                                Edison and William
                                                                                      Dickson


                                Large Hadron Collider                                  CERN


                                          Laser                                Theodore H. Maiman


                                      Laser Printer                             Gary Starkweather


                                           LCD                                        ILIXCO


                                           LED                                    Nick Holonyak

                                      Machine Gun                                  Hiram Maxim


                                     Magnetic Tape                                 Fritz Pfleumer


                                     Magnetometer                                 Sheldon Breiner


                                Mercury Thermometer                               Daniel Gabriel
                                                                                     Fahrenheit


                                       Microscope                                Zacharias Janssen


                                      Mobile Phone                                Martin Cooper


                                       Neon lamp                                  Georges Claude


                                    Nuclear Reactor                                Enrico Fermi


                                     Printing Press                            Johannes Gutenberg


                                  Quantum mechanics                             Werner Heisenberg,
                                                                              Max Born, and Pascual
                                                                                       Jordan


                                          Radar                              Sir Robert Watson-Watt
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