Article Detail Who invented Machine Gun ? Answer: Helge Palmcrantz, Swedish inventor and industrialist Similar Questions : 1. Who invented Neutron bomb ? Answer: Samuel T. Cohen 2. Who invented Bacteria ? Answer: Leeuwenhock of Netherlands in 1683 3. Who invented Dynamo ? Answer: Hypolite Pixii of France in 1832 4. Who invented Neutron ? Answer: JAMES CHADWICK in 1932 5. Who invented Submarine ? Answer: John Philip Holland 6. Who invented Circulation of blood ? Answer: William Harvey of Britain in 1628 7. Who invented Aeroplane Answer: Orville & Wilbur Wright in 1903 Read more from - Important Inventions